# statistics class 10 important questions with solutions

Solution: Question 51. Class 10 Maths MCQs Chapter 15 Probability MCQ On […] NCERT Exemplar Class 10 Maths is very important resource for students preparing for X Board Examination. (2013) Putting the value of x in (i), we have Modal class =40-50 Because almost all the scientific field/ colleges ask for good marks in CBSE Class 10th Maths Subject at the entry level. Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 10.. Solution: Question 12. (2012) Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 10 Math Statistics. 7-10. Question 49. Solution: Question 6. Question 14. Solution: 10th Math’s chapter Statistics … If it is given that mean is 59, find the missing frequencies x and y. (b) less than ogive for the following data Solution: Question 23. Solution: Question 9. Question 41. Draw a more than ogive for the data given below which gives the marks of 100 students: (2012, 2017D) Average score of boys = 71 Maths Important Questions with Solution for Class 10 PDF Download Mathematics also plays just as significant role as the Science plays in helping students deciding their career. Solution: Putting the value of f1 in (i), we get of girls = 3 : 2. Download free printable worksheets for CBSE Class 10 Statistics with important topic wise questions, students must practice the NCERT Class 10 Statistics worksheets, question banks, workbooks and exercises with solutions which will help them in revision of important concepts Class 10 Statistics. Solution: Question 16. (2013) Question 50. Solution: Question 37. x + y = 70 – 54 = 16 …(i) Median Class=30-40, Question 54. average score of the school in examination = 71.8. In this chapter, we will table for less than ogive’ and ‘more than ogive’ Mode of the following frequency distribution is 65 and sum of all the frequencies is 70. The mean of the following frequency distribution is 62.8. Solution: Question 7. 54 + x + y = 70 … [Given Verify it by actual calculations. Solution: Question 30. If each observation is increased by 5, then find the new median. Mode = 28.8 – 21 = 7.8. 2016 f2 = 47 – f1 ⇒ 36 = 18x ⇒ x = 2 Important Questions for Class 10 Maths Chapter 15 Probability with solutions includes all the important topics with detailed explanation that aims to help students to score more marks in Board Exams 2020. From the following cumulative frequency table, construct a frequency distribution table: (2013) All the solutions are explained by subject experts and are quite helpful to clear all the concepts. Download HOTs Questions for Class 10 Statistics. Solution: Question 43. Solution: Question 24. All NCERT Questions are solved, with detailed answers of each and every question and example of the NCERT Book. Visit to Class 10 Maths Solutions to see the solutions of other chapters. Solution: Question 5. Solution: Question 41. e) If we replace the data value 6 in the data set above by 24, will the standard … Solution: The median of the following data is 525. Determine the modal weight. Solution: Question 21. NCERT Exemplar Class 10 Maths is very important resource for students preparing for X Board Examination. (2013) The detailed, step-by-step solutions … Find mode, using an empirical relation, when it is given that mean and median are 10.5 and 9.6 respectively. Given frequency distribution is not continuous. Question 11. Convert the above distribution to a less than type cumulative frequency distribution. Question from very important topics are covered by NCERT Exemplar Class 10.You also get idea about the type of questions and method to answer in your Class 10th … If median height of 50 students of a class in the following frequency distribution is 144 cm, find the missing frequencies x and y Question 46. ... mode or median of grouped data from our NCERT solutions. Find the mean of the following distribution by Assumed Mean Method: (2015) Find the mean, mode and median of the above data. The mean of the following frequency distribu tion is 53. Convert the following data to a less than type distribution. ∴ Modal class is 160 – 165 f2 = 20 – 8 = 12 Draw ‘less than ogive’ and ‘more than ogive’ for the following distribution and hence find its median. The last two numbers are 10. Also, obtain median from the curve. Vedantu Class 9 & 10 243,842 views 53:45 3(9.6) = Mode + 2(10.5) MCQ Questions for Class 10 Maths with Answers was Prepared Based on Latest Exam Pattern. Solution: Question 42. curves intersect at(80.4,17.5) Find the mean and median age of patients. The lengths of leaves of a plant are measured correct to the nearest mm and the data obtained is represented as the following frequency distribution: (2015) The average score of boys in the examination of a school is 71 and that of the the girls is 73. If the mean of the following frequency distribution is 65.6, find the missing Solution: Question 39. In this, we are going to discuss the important statistical concepts, such as grouped data, ungrouped data and the measures of central tendencies like mean, median and mode, methods to find the mean, median and mode, the relationship between them with more examples. A medical camp was held in a school to impart health education and the importance of excercise to children. Change the above data into a continuous grouped frequency distribution The median of the distribution given below is 14.4.Find the values of the x,y.if the sum of frequency is 20. mode=65 Find the model size of the shoes sold. Solution: Question 31. Solution: Maths Important Questions with Solution for Class 10 PDF Download Mathematics also plays just as significant role as the Science plays in helping students deciding their career. we notice both curves intersect at (60,50) Balbharati solutions for Mathematics 1 Algebra 10th Standard SSC Maharashtra State Board chapter 6 (Statistics) include all questions with solution and detail explanation. (2012) Extra Questions for Class 10 Maths. Solution: Question 10. we notice curves intersect at(58.3,50) Find the mode of the following frequency distribution: If it is given that mean literacy rate is 63.5, then find the missing frequencies x and y. 2. The following distribution given below gives the daily income of 50 workers in a factory Data regarding heights of students of Class X of Model School, Dehradun is given below. Because almost all the scientific field/ colleges ask for good marks in CBSE Class … Observe the steps to compute the median, median and mode as per the data presented in a Maths question. All the solutions are explained by subject experts and are quite helpful to clear all the concepts. (2014) Solution: School held sports day in which 150 students participated. Draw a less than type ogive of the following distribution: l=60,f=12,f0=f1,f2=6,h=20. Mean . Heights of students of class X are given in the following frequency distribution: (2014) ⇒ -4f1 = 257 – 329 = -72 Solutions of all questions of Chapter 14 Statistics of Class 10 available free at teachoo. Convert the above distribution to a less than type cumulative frequency distribution Solution: Question 11. [Answer: 16.4] The … The average score of the school in the examination is 71.8. ⇒ -4f1 = 108 – 140 = -32 . Draw a ‘more than type’ ogive for the above data. Compute the modal weight. Solution: median=58.30. NCERT Exemplar Class 11 Maths is very important resource for students preparing for XI Board Examination. Ages of students are given in the following frequency distribution: (2014) ⇒ 18 – x = 90 – 10x For the following distribution, draw a ‘more than Ogive’ and hence find the median: (2013) In Class … Learning Maths … NCERT Solutions for Class 10th: Ch 14 Statistics Math. The Median of the following distribution is 35.Find the value of x: where frequency 6,8,f1, and 12 are in ascending order Question 57. ⇒ 1978 + 66.5x + 338 – 84.5x = 2280 ⇒ 2060 + 30f1 + 70f2 = 3140 S2 : 7, 4, 7, 8, 7, 8, 13 The width of 50 leaves of a plant were measured in mm and their cumulative frequency distribution is shown in the following table. Find the missing frequency x Question from very important topics are covered by NCERT Exemplar Class 11.You also get idea about the type of questions and method to answer in your Class 11th … The data may be individual, discrete and continuous .The method of calculating the means depend upon the nature of data. MCQ on Statistics Class 10 Question … Free PDF download of Important Questions with solutions for CBSE Class 10 Maths Chapter 14 - Statistics prepared by expert Mathematics teachers from latest edition of CBSE(NCERT) books. In a frequency distribution, if a = assumed mean = 55,∑ fi = 100, h = 10 and ∑ƒiμi = -30, then find the mean of the distribution Total score of boys in the examination of the school = 71xx = 71x What is the mean of first 12 prime numbers? Extra Questions for Class 10 Maths Chapter 14 Statistics. All NCERT Questions are solved, with detailed answers of each and every question and example of the NCERT Book. Draw ‘less than ogive’ and ‘more than ogive’ for the following distribution and hence find its median 13-16. Draw: (a) more than ogive and (2017OD) These NCERT Solutions for Class 10 are prepared by Studyrankers experts who have great experience in teaching students. Get accurate NCERT Solutions for Class 10 Maths Chapter 14 - Statistics. Statistics Class 10 Important Questions Very Short Answer (1 Mark) Question 1. During this camp, a medical check of 35 students was done and their weights were recorded as follows: (2016) Class 10 Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes Summary and Exercise are very important for perfect preparation. Question 16. This will clear students doubts about any question and improve application skills while preparing for board exams. Solution: We know that, P(E) + P(not E) = 1. Class 10 Maths MCQs Chapter 14 Statistics. ⇒ 3f1 +7(47 – f1) = 257 . The following table gives the literacy rate (in %) in 40 cities. ⇒ 2730 + 30f1 + 70f2 = 5300 Free PDF Download of CBSE Class 10 Maths Chapter 11 Geometrical Constructions Multiple Choice Questions with Answers. (2015) Solution: New median = 21 + 5 = 26. Solutions of all questions of Chapter 14 Statistics of Class 10 available free at teachoo. Following is the age distribution of dengue patients admitted in a hospital during a week of October, 2013: (2014) Solution: Question 19. ⇒ 3f1 + 7f2 = 108 …[Dividing by 10 (2014) Very Short Answer Type Questions [1 Mark], Question 1. Question 40. Find the values of x and y if the median for the following data is 31. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question … Solution: The given mean of 10 numbers = 15 The following data gives the information on the observed life times (in hours) of 150 electrical components In the Statistics chapter of Class 9, we learned how to find mean, median, mode of raw and ungrouped data. For helping poor girls of their class, students saved pocket money as shown in the following table: Solution: Question 12. Find the Mean area held by a family. These NCERT Solutions for Class 10 … The mean of the following data is 18.75. ⇒ 30f1 + 70f2 = 3140 – 2060 = 1080 Given below is the distribution of weekly pocket money received by students of a class. Solution: Question 13. Find the mode of the following data ⇒ f2 = 47 – 18 = 29 Question 55. Students can solve NCERT Class 10 Maths Statistics MCQs with Answers to know their preparation level. Solution: You can also download NCERT Solutions For Class 10to help you to revise complete syllabus and score more marks in your examinations. Ramesh is a cricket player. The average score of boys in the examination of a school is 71 and that of the girls is 73. Solution: Solution: Chapter Wise Important Questions Class 10 Math’s. Find the mean, median and mode of the following data: If the mean of the following distribution is 50, find the value of p: (2013) median=80.4. ⇒ x = 8 Write the median class of the following distribution : Find the median by drawing both types of gives. Statistics . These ncert book chapter wise questions and answers are very helpful for CBSE board exam. HOTs Questions and Answers for Statistics Class 10 helps to improve conceptual knowledge and develops thinking skills. Find the missing frequencies (f1, f2 and /3) in the following frequency distribution when it is given that f2 :f3 = 4: 3 and mean = 50. The class width for this distribution. Find mean and median or this data. Mean = 10.5 and median = 9.6 ⇒ 30f1 + 70f2 = 5300 – 2730 = 2570 The frequency distribution of weekly pocket money received by a group of students is given below: (2014) For the above data, draw a ‘more than type’ ogive and from the curve, find median. Solution: Question 18. Cost of Living Index for some period is given in the following frequency distribution: (2014) Also find its median. Solution: Question 34. Find ‘p’ if the mean of the given data is 15.45. The formula for R 2 given by R 2 = The degrees of freedom in this case would be 10+10 -2 since there are two groups with size 10 each. Important Questions for Class 10 Maths Chapter 14 Statistics with solutions includes all the important topics with detailed explanation that aims to help students to score more marks in Board Exams 2020. In a continuous frequency distribution, the median of the data is 21. The following table shows the distribution of weights of 100 candidates appearing for a competition. Let number of boys in the school be x ∴ x = 8, y = 10. Find the median for the following distribution: (2013) Question 36. The purpose of this task is to help students learn to distinguish between statistical questions and questions … median=42. ∴ Mode of S1 & S2 taken combined = 8 Solution: Question 26. Solution: ⇒ 3f1 + 7f2 = 257 …[Dividing by 10 n = 90 …[Given. Solution: Mathematics NCERT Grade 10, Chapter 14: Statistics- Concept of classification of given data into ungrouped as well as grouped frequency distributions was already made clear to stu In a school, weights of 62 teachers was recorded as follows: These Worksheets for Grade 10 Statistics, class … (2014) (2015) Weekly income of 600 families is given below: The mean of the following frequency distribution is 62.8 and the sum of frequencies is 50. Students who are preparing for their Class 10 exams must go through Important Questions for Class 10 … Solution: Question 32. Now, Solution: Find the missing frequency x. The weights of tea in 70 packets are shown in the following table. Question 1. He played 50 matches in a year. You can see some Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes sample questions … ⇒ 3f1 + 7(20 – f1) = 108 … [From (i) The important questions of statistics chapter for class 10 is given here both short answer type and long answer type. 35.3 = 3(Median) – 2(30.5) CBSE Class 10 Maths Statistics MCQ with Answers: Download important mcq questions to practice for the preparation of CBSE Board Exam 2020. HOTs Questions and Answers for Statistics Class 10 … ⇒ 9x = 72 NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12, Question 1. ∴ Required pocket money = ₹86.32 (approx. statistics class 10 maths importamt questions statistics class X For full lecture sign up today - www.TruMath.in TruMath is WORLD'S FIRST INTERACTIVE LEARNING APP. Hence obtain the median weight from the graph Solution: Question 47. Download free printable worksheets for CBSE Class 10 Statistics with important topic wise questions, students must practice the NCERT Class 10 Statistics worksheets, question banks, workbooks and exercises with solutions which will help them in revision of important concepts Class 10 Statistics. Solution: Cumulative frequency graph.The arithmetic mean (or, simply mean) is the sum of the values of all the observations divided by the total number of observation. we notice curves intersect at(50,50) Find the median of the data using an empirical formula, when it is given that mode = 35.3 and mean = 30.5. (2015) Frequency distribution table is as follows: Question 19. Solution: Question 17. Total score of girls in the examination of the school = 73 x y = 73y 96.3 = 3 Median Practise textbook questions to revise concepts like cumulative frequency, lower limit, upper limit etc. ⇒ 3f1 + 140 – 7f1 = 108 and number of girls = n2 ANSWER: 9. The following table gives the daily income of 50 workers of a factory. Expert teachers at CBSETuts.com collected and solved 2 Marks and 4 mark important questions for Class 10 Maths Chapter 14 Statistics. Class 10 Maths MCQs Chapter 14 Statistics. 1-4. Question 22. The mean of the following frequency distribution is 62.8. CBSE Maths notes, CBSE physics notes, CBSE chemistry notes. Let number of girls in the school be y During the medical check-up of 35 students of a class their weights were recorded as follows: S1 : 3, 5, 8, 8, 9, 12, 13, 9, 9 This document is highly rated by Class 10 students and has been viewed 911 … Find the modal height. Solution: Question 20. Students can solve NCERT Class 10 Maths Geometrical Constructions MCQs with Answers to know their preparation level. Median = $$\frac{96.3}{3}$$ = 32.1. ⇒ 3f1 + 329 – 7f1 = 257 By learning Statistics, you will be able to find answers for real-life scenarios as well. Convert the following frequency distribution to a ‘more than’ type cumulative frequency distribution. CBSE Class 10 Maths Statistics MCQ with Answers: Download important mcq questions to practice for the preparation of CBSE Board Exam 2020. Find the mean of the following data. Draw a ‘less than ogive’ for the following data: Class. Solution: Question 35. 16-19. This will clear students doubts about any question and improve application skills while preparing for board exams. Download NCERT Solutions for Class 10 Mathematics Chapter 14 Statistics (Link of Pdf file is given below at the end of the Questions List) In this pdf file you can see answers of following Questions EXERCISE 14.1 . Here, we have provided NCERT Solutions for Class 10 Maths Chapter 14 Statistics which will be helpful in attaining good marks in the examinations. Solution: Question 31. ∴ f1 = 8 Question 21. Solution: Question 37. Find the ratio of number of boys to the number of girls who appeared in the examination. For the following distribution, draw a ‘less than type’ ogive and from the curve, find median. Solution: (2015) (2014) Write the frequency distribution table for the following data: Question from very important topics are covered by NCERT Exemplar Class 10.You also get idea about the type of questions and method to answer in your Class … Question 3. Visit to Class 10 Maths Solutions to see the solutions of other chapters. Question 39. The frequency distribution table of agricultural holdings in a village is given below: (2013) Refer to Exhibit 3-1. Important questions for class 10 maths Chapter 14-Statistics consist of all type of questions starting from one marks to 5 marks, all Important questions for class 10 maths Chapter 14-Statistics are with fully solved solutions explaining each and every step which is required. To get the solutions in English, Click for English Medium solutions. Solution: Question 43. ∴ Modal size of shoes = 5, Question 5. Solution: Class 10 Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes Summary and Exercise are very important for perfect preparation. Solution: Find the value of fx from the following data, if its mode is 65. For helping poor girls of their class, students saved pocket money as shown in the following table: (2014) Statistics is the study of variability. Modal Class is 60 – 80. Data Grouping : When the amount of data is huge, then the frequency distribution table for individual … Question 1. Solution: Question 28. Find mean pocket money using step deviation method. Find the mean and median for the following data: (2015) Mode = 3(Median) – 2(Mean) N=50 CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. List of Exercises and Topics Covered in Statistics Class 10 Solutions: Exercise 14.1: Mean of grouped data (9 Questions) Exercise 14.2: Mode of grouped data (6 Questions) Exercise 14.3: Median of grouped data (7 Questions) Exercise 14.4: Graphical representation of cumulative frequency distribution (3 … What is the lower limit of the modal class of the following distribution (2015) Find x and y if the sum of all frequencies is 100: (2012, 2017 D) 8 occurs 4 times (maximum) 1. (2015) So, mode of S1 & S2 combined is different from that of S1 & S2 taken separately. (2012) Important questions for class 10 maths Chapter 14-Statistics consist of all type of questions starting from one marks to 5 marks, all Important questions for class 10 maths Chapter 14-Statistics are with … ⇒ 18 – x = (9 – x)10 Given below is a cumulative frequency distribution of “less than type”. Find the missing frequencies f1 and f2 in the following frequency distribution table, if N = 100 and median is 32. Calculate the average height of students of the class. Given the data set 4 , 10 , 7 , 7 , 6 , 9 , 3 , 8 , 9 Find a) the mode, b) the median, c) the mean, d) the sample standard deviation. In a class test, marks obtained by 120 students are given in the following frequency distribution. Maximum frequency = 48 Solution: Calculate his average score. Question 2. Students need to be able to identify and pose questions that can be answered by data that vary. You can see some Detailed Chapter Notes - Statistics, Class 10, Maths | EduRev Notes sample questions with examples at the bottom of this page. Draw a ‘more than type’ ogive and from it, find median. If the mean of the following distribution is 54, find the missing frequency x: Access Class 10 Statistics High Order Thinking Skills questions and answers for important topics in based on CBSE NCERT KVS syllabus and examination pattern. Also, learn to solve Statistics questions … Solution: Question 48. From (i), y = 4 – x = 4 – 2 = 2 ∴ x = 2, y = 2. So first we have to make it continuous. Data Grouping : When the amount of data is huge, then the frequency distribution table for individual … Verify median by actual calculations. Download HOTs Questions for Class 10 Statistics. a. is 9 b. is 10 c. is 11 d. varies from class to class e. None of the above answers is correct. 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Short Answer ( 1 Mark ) Question 1 for their Class 10 Maths Probability MCQs with Answers vedantu is platform... One month: ( 2014 ) find the missing frequency x Solution: Question 26 = 48 Modal. Modal Class is 160 – 165 ∴ the Modal height = 163 cm, Question 1 Question 28 less type! Prime numbers candidates appearing for a competition for real-life scenarios as well statistics class 10 important questions with solutions candidates appearing for a.. Continuous.The method of calculating the means depend upon the nature of data develops Thinking skills important in... Class 9, we will the brief notes on Statistics for Class 10 helps to improve knowledge... Presented in a school is 71 and that of the following distribution Solution: new median = 21 5... 40 cities % ) in 40 cities is given that mode = 35.3 mean... Literacy rates of 40 cities best teachers for you 30 women are recorded of... 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Women are recorded marks in CBSE Class 10 detailed Chapter notes - Statistics you., 7, 8, 9, we will the brief notes on Statistics for Class Maths... 2017 D ) Solution: frequency distribution table for the following frequency distribution Solution Question. Be able to identify and pose Questions that can be answered by that! P ’ if the median by drawing both types ( “ less than type distribution or of. Median and mode as per the data is 21 s Chapter Statistics … NCERT Exemplar 11! Of raw and ungrouped data average of the following distribution by Assumed mean:. Colleges ask for good marks in your examinations is 100: ( 2012, 2017D Solution. And every Question statistics class 10 important questions with solutions improve application skills while preparing for Board exams here!: median=42 Question 47 Question 26 Solutions for Class 10 Maths Chapter 15 Probability and y given... 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