This quiz works best with JavaScript enabled. Home > Cbse > Class 10 > Mathematics > Statistics > Class 10 Maths Chapter 14 Statistics – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 14 Statistics Quiz 3 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Q7) The of Mean of 1, 2, 3, 4, 5 is A) 5. B) 6. C) 15. D) 7.5. Show Answer Correct Answer: D) 7.5. 2. The wickets taken by a bowler in 10 cricket matches are as follows:2, 6, 4, 5, 0, 2, 1, 3, 2, 3 Find the mode of the data A) 5. B) 4. C) 2. D) 3. Show Answer Correct Answer: A) 5. 3. To find the mean of a data set, you add up all of the items and divide by ..... A) 2. B) The minimum. C) The number of items. D) The maximum. Show Answer Correct Answer: C) The number of items. 4. If the median of data (arranged in ascending order) 31, 33, 35, x, x+10, 48, 48, 50 is 40, then find value of x. A) 40. B) 50. C) 35. D) 60. Show Answer Correct Answer: C) 35. 5. The Median when it is given that mode and mean are 8 and 9 respectively, is ..... A) 9.24. B) 8.67. C) 8.57. D) 8.97. Show Answer Correct Answer: B) 8.67. 6. Which of the following measure is the best one of variation A) Mean Deviation. B) Standard Deviation. C) Range. D) Quartile Deviation. Show Answer Correct Answer: B) Standard Deviation. 7. What is the MEDIAN of a data set? A) The middle value. B) The number that occurs most frequently. C) The average. D) The difference between the max and min values. Show Answer Correct Answer: A) The middle value. 8. What is the mode and range of the following data:50 40 50 30 30 50 A) Mode = 30 and 50Range = 20. B) Mode = 50Range = 20. C) Mode = 30 and 50Range = 80. D) Mode = 50Range = 80. Show Answer Correct Answer: B) Mode = 50Range = 20. 9. Ervin bowled 7 games last weekend. His scores are:155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores? A) 60. B) 193. C) 127. D) 66. Show Answer Correct Answer: D) 66. 10. Say 'TRUE' or 'FALSE'Mean, Median, Mode of a grouped data are always equal A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 11. What is the primary purpose of document flowcharts? A) To represent financial transactions. B) To show existing controls over document flow through system components. C) To illustrate the organizational hierarchy. D) To outline project timelines and milestones. Show Answer Correct Answer: B) To show existing controls over document flow through system components. 12. A data set can have more than one mode A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. If you score 76, 85, 97, and 83 on your math tests, what would your median score be? A) 84. B) 88. C) 85. D) 90. Show Answer Correct Answer: A) 84. 14. The abscissa of the point of intersection of less than type and more than type cumulative frequency curves of a grouped data gives its A) Class. B) Mean. C) Median. D) Mode. Show Answer Correct Answer: C) Median. 15. What does the terminator shape in a flowchart represent? A) The start or end of the process. B) A data input or output. C) A process step. D) A decision point. Show Answer Correct Answer: A) The start or end of the process. 16. Find the mean of these numbers:5, 11, 2, 12, 4, 2 A) 6. B) 4.5. C) 4. D) 4.1. Show Answer Correct Answer: A) 6. 17. The class interval of a given observation is 10 to 15, then the class mark for this interval will be A) 12.5. B) 14. C) 12. D) 13.5. Show Answer Correct Answer: A) 12.5. 18. Calculate the RANGE for the data set:6, 7, 12, 8, 7, 4, 8, 8, 7 A) 7. B) 7.44. C) 8. D) 7 and 8. Show Answer Correct Answer: C) 8. 19. Calculate the mean of Shelly's test scores if she has scored 75, 97, and 92 so far this semester. A) 88. B) 132. C) 92. D) 123. Show Answer Correct Answer: A) 88. 20. For a data containing 15 items arranged in ascending order, what item is the median of the data A) 7th item. B) 8th item. C) 6th and 7th item. D) 7th and 8th item. Show Answer Correct Answer: B) 8th item. 21. For the classes 0-9, 10-19, 20-29, 30-39, ..... Class length is A) 9.5. B) 9. C) 10. D) 11. Show Answer Correct Answer: C) 10. 22. ) In the class interval 10-20, 20-30, 30-40, the number 22 is included in A) 10-20. B) 20-30. C) 30-40. D) All of the above. Show Answer Correct Answer: B) 20-30. 23. Owen was asked to write down the number of pull-ups that 7 of his classmates could do. He wrote down:3, 2, high, low, 6, 1, 8. Owen said that "high" was greater than 6 and "low" was less than 2. Find the median. A) Cannot be determined. B) 3. C) 2.5. D) 2. Show Answer Correct Answer: B) 3. 24. What is the mode of the data16, 11, 15, 11, 1, 14, 16, A) 16. B) 11. C) 11, 16. D) 14, 15. Show Answer Correct Answer: C) 11, 16. 25. Q1) The Class Mark of the class 10-20 is A) 15. B) 5. C) 10. D) 20. Show Answer Correct Answer: A) 15. 26. Which flowchart shape is used to indicate a branch in the process flow? A) Oval. B) Rectangle. C) Diamond. D) Parallelogram. Show Answer Correct Answer: C) Diamond. 27. Q4) The range of the data 10, 20, 30, 40, 50, 55 is A) 10. B) 50. C) 55. D) 45. Show Answer Correct Answer: D) 45. 28. Which flowchart shape is used to indicate data input or output for a process? A) Oval. B) Rectangle. C) Parallelogram. D) Diamond. Show Answer Correct Answer: C) Parallelogram. 29. What is the mode of the following data set? 5, 7, 7, 8, 12, 12, 5, 6, 13, 12 A) 12. B) 7. C) No mode. D) 5. Show Answer Correct Answer: A) 12. 30. It is assumed that the frequency of each interval is centred around its A) Mid point. B) Lower limit. C) Upper limit. D) None of the above. Show Answer Correct Answer: A) Mid point. 31. What is the mode?500, 600, 700, 800, 500, 600 A) 500 and 600. B) 700. C) 800 and 700. D) 500. Show Answer Correct Answer: A) 500 and 600. 32. What is the median of this data set?20, 1, 7, 19, 11, 19 A) 20. B) 15. C) 19. D) 11. Show Answer Correct Answer: B) 15. 33. The mean, median and mode of grouped data are always different A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 34. The class mark of the class interval 22.5-25.5 is A) 23. B) 24.5. C) 24. D) 23.5. Show Answer Correct Answer: C) 24. 35. In calculating mean if assumed mean is equal to actual mean then $\Sigma f_id_i\=$ A) 0. B) 1. C) Can't determined. D) None. Show Answer Correct Answer: A) 0. 36. On a recent test, one class of 26 students had a mean score of 78%, while another class of 32 students had a mean score of 86%. What is the overall mean of the two classes combined? A) 82.4. B) 82. C) 83. D) 81. Show Answer Correct Answer: A) 82.4. 37. Which of the following is not an example of a statistical question? A) How far will light travel in one second?. B) How many hours do babies sleep each night?. C) How much weight will a person lose by running one hour each day?. D) How old were people who voted in the 2020 presidential election?. Show Answer Correct Answer: A) How far will light travel in one second?. 38. One of the methods for determining mode is ..... A) Mode = 3 Median-2 Mean. B) Mode = 3 Mean-2 Median. C) Mode = 2 Median-3 Mean. D) Mode = 2 Mean-3 Median. Show Answer Correct Answer: A) Mode = 3 Median-2 Mean. 39. What is the mode?3, 12, 12, 14, 15, 4, 12, 12, 16, 16 A) 12. B) 16. C) 4. D) None of the above. Show Answer Correct Answer: A) 12. 40. Q5) The Width of the class 34-38 is A) 38. B) 34. C) 30. D) 4. Show Answer Correct Answer: D) 4. 41. What does a divisional organizational chart reflect? A) The company's financial performance and growth. B) The company's structure based on product lines or specific geographies. C) The workflow and project management processes. D) The hierarchical relationships within the company. Show Answer Correct Answer: B) The company's structure based on product lines or specific geographies. 42. According to Sterneckert in his 2003 book "Critical Incident Management, " which of the following concepts are flowchart types framed around? A) Flow controls. B) Organizational hierarchy. C) Project timelines. D) Data management. Show Answer Correct Answer: A) Flow controls. 43. Another word for average is A) Mean. B) Numerical data. C) Sample. D) Data. Show Answer Correct Answer: A) Mean. 44. What is the second step in identifying grouped mean? A) Multiply the frequency by the midpoint for each class. Place them in another column. B) Divide the sum obtained in preceding step by the total number of frequencies. C) Find the midpoint for each class (class mark). Place them in a column. D) Find the sum of the resulting column in preceding step. Show Answer Correct Answer: A) Multiply the frequency by the midpoint for each class. Place them in another column. 45. Find the mean of all the factors of 10 A) 3.5. B) 4.5. C) 2.5. D) 4. Show Answer Correct Answer: B) 4.5. 46. Range of first 10 natural numbers A) 3. B) 5. C) 9. D) 7. Show Answer Correct Answer: C) 9. 47. Median of the first 10 natural numbers A) 5.5. B) 5. C) 6. D) 11. Show Answer Correct Answer: A) 5.5. 48. What forms can one-dimensional diagrams take? A) Shapes or colors. B) Lines or bars. C) Volumes or surfaces. D) Circles or areas. Show Answer Correct Answer: B) Lines or bars. 49. The median of the data7, 12, 13, 15, x+1, x+5, 30, 31, 35, 40 arranged in ascending order is 24.Find the value of x A) 21. B) 20. C) 22. D) 23. Show Answer Correct Answer: A) 21. 50. In one-dimensional diagrams, what does the height typically represent? A) The width of observations. B) The number of observations. C) The magnitude of observations. D) The color intensity of observations. Show Answer Correct Answer: C) The magnitude of observations. 51. If mean = (3 median-mode). k, then the value of k is ..... A) $\frac{3}{2}$. B) $\frac{1}{2}$. C) 1. D) 2. Show Answer Correct Answer: B) $\frac{1}{2}$. 52. Arranging this data ( 7, 3, 6, 4, 7, 4, 8, 9) in ascending order will lead to ..... A) 3, 4, 4, 6, 7, 7, 8, 9. B) 3, 4, 4, 5, 6, 7, 7, 8. C) 3, 4, 4, 6, 7, 8, 8, 9. D) 3, 4, 5, 6, 7, 7, 8, 9. Show Answer Correct Answer: A) 3, 4, 4, 6, 7, 7, 8, 9. 53. An ogive is used to determine A) Standard deviation. B) Median. C) Mode. D) Mean. Show Answer Correct Answer: B) Median. 54. ..... is data that has been given a meaning or context. A) Information. B) Statistics. C) Observation. D) Quantitative. Show Answer Correct Answer: A) Information. 55. If 35 is removed from the data, 30, 34, 35, 36, 37, 38, 39, 40 then the median increases by A) 1.5. B) 2. C) 0.5. D) 1. Show Answer Correct Answer: C) 0.5. 56. What is the class size if the class intervals of a frequency table are as under:400-450450-500500-550 A) 100. B) 550. C) 50. D) 400. Show Answer Correct Answer: C) 50. 57. The middle most value of a set of observations A) Median. B) Mode. C) Mean. D) None of the above. Show Answer Correct Answer: B) Mode. 58. Which of the following is not a measure of central tendency A) Mode. B) Median. C) Mean. D) Range. Show Answer Correct Answer: D) Range. 59. What is the Median of the data 9, 10, 8, 11, 15, 12, 7, 14 A) 10.5. B) 10. C) 11. D) 12. Show Answer Correct Answer: A) 10.5. 60. 9, 9, 10, 12, 12, 15, 17, 19, 20, 26, 21, 24, 30Solve for P$_{50}$. A) 19. B) 17. C) 15. D) 20. Show Answer Correct Answer: C) 15. ← PreviousNext →Related QuizzesMathematics QuizzesClass 10 QuizzesClass 10 Maths Chapter 14 Statistics Quiz 1Class 10 Maths Chapter 14 Statistics Quiz 2Class 10 Maths Chapter 14 Statistics Quiz 4 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books