This quiz works best with JavaScript enabled. Home > Cbse > Class 10 > Mathematics > Statistics > Class 10 Maths Chapter 14 Statistics – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 14 Statistics Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The lower limit of the Class interval 35-45 is A) 35. B) 45. C) 40. D) None of the above. Show Answer Correct Answer: A) 35. 2. Find the mode of the following data 4, 5, 5, 3, 2, 3, 3, 5, 1, 2, 7, 6, 5, 3 A) 3, 5. B) 3. C) 5. D) 1, 4. Show Answer Correct Answer: A) 3, 5. 3. What is the mean of this set of data? 2, 15, 7 A) 6. B) 24. C) 3. D) 8. Show Answer Correct Answer: D) 8. 4. The scores of an English test out of 100 of 20 students are given below:75, 69, 88, 55, 95, 88, 73, 64, 75, 98, 88, 95, 90, 95, 88, 44, 59, 67, 88, 99.Find the median A) 100. B) 90. C) 95. D) 88. Show Answer Correct Answer: D) 88. 5. Can the mean, median and mode of data coincide? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 6. If the mean of 6, 4, 7, p and 10 is 8 then the value of p is A) 13. B) 12. C) 14. D) 15. Show Answer Correct Answer: A) 13. 7. If the median of the data 4, 7, x-1, x-3, 16, 25 written in ascending order is 13 then x is equal to A) 16. B) 13. C) 15. D) 14. Show Answer Correct Answer: C) 15. 8. If Class mark is 25 then class interval is A) 10-20. B) 30-40. C) 0-10. D) 20-30. Show Answer Correct Answer: D) 20-30. 9. What is the median of this data set?5, -2, 4, 2, -3, 0 A) 0. B) 2. C) -1. D) 1. Show Answer Correct Answer: D) 1. 10. In a frequency distribution the class having maximum frequency is called the modal class A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 11. Which flowchart shape is used to indicate a jump in the process flow? A) Oval. B) Rectangle. C) Diamond. D) Small, labeled circle. Show Answer Correct Answer: D) Small, labeled circle. 12. Mean of 36 observations is 12. One observation 47 was misread as 74. Find the correct meanAnswer. A) 11.25. B) 15. C) 16. D) 11.20. Show Answer Correct Answer: A) 11.25. 13. What is the empirical relation between mean, median and mode? A) Median = 3 Mean-2 Mode. B) Mode = 3 Median-2 Mean. C) Mean = 3 Mode-2 Mode. D) Mode = 3 Median + 2 Mean. Show Answer Correct Answer: B) Mode = 3 Median-2 Mean. 14. What is the class size of the class 15-30? A) 22. B) 15. C) 22.5. D) 30. Show Answer Correct Answer: B) 15. 15. If the mode of a data is 18 and the mean is 24. then median is ..... A) 20. B) 23. C) 22. D) 21. Show Answer Correct Answer: C) 22. 16. What are diagrams called where the lengths of the bars are equivalent to the measure of data? A) Bar graphs or bar charts. B) Line graphs. C) Area charts. D) Pie charts. Show Answer Correct Answer: A) Bar graphs or bar charts. 17. In a discrete data, what name is given to the item occurring most frequently? A) Frequency. B) Mean. C) Mode. D) Median. Show Answer Correct Answer: C) Mode. 18. Calculate the MODE 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: D) 7 and 8. 19. What does a flat organizational structure typically illustrate? A) Many layers of management between executives and employees. B) Few or no levels of management between executives and employees. C) A rigid hierarchical system with clear reporting lines. D) A matrix of projects and functional roles. Show Answer Correct Answer: B) Few or no levels of management between executives and employees. 20. Mode and mean of a data are 12k and 15A. Median of the data is ..... A) 15k. B) 14k. C) 16k. D) 12k. Show Answer Correct Answer: B) 14k. 21. Facts or figures collected with a definite purpose are called A) Data. B) Information. C) Knowledge. D) Table. Show Answer Correct Answer: A) Data. 22. What is the term for the number of values on the x-axis of a bar graph or the y-axis of a column graph? A) Gridline. B) Interval. C) Axis range. D) Scale. Show Answer Correct Answer: D) Scale. 23. A data set can have more than one median? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 24. The summative scores of selected Grade 10 students are:9, 12, 19, 10, 26, 24, 17, 15, 30, 17, 5, 9, 15, 8, 17, 12, 15, 20, 21How many students got a score below 10? A) 4. B) 5. C) 7. D) 6. Show Answer Correct Answer: A) 4. 25. Size of a class intervail is measured by A) Upper limit-lower limit. B) Upper limit-lower limit. C) (upper limit-lower limit)/2. D) (upper limit + lower limit)/2. Show Answer Correct Answer: D) (upper limit + lower limit)/2. 26. According to Henry H. Albens, what does an organizational chart portray? A) Employee performance and productivity. B) Managerial positions and relationships in the company. C) Financial status and projections. D) Market analysis and competition. Show Answer Correct Answer: B) Managerial positions and relationships in the company. 27. The best average is A) Harmonic Mean. B) Arithmetic Mean. C) Median. D) Geometric Mean. Show Answer Correct Answer: B) Arithmetic Mean. 28. The mode of the data 7, 5, 8, 11, 5, 8, 7, 2, 9, 5 is A) 5. B) 7. C) 7, 8. D) 8. Show Answer Correct Answer: A) 5. 29. Write the class mark of an interval 90-120. A) 100. B) 105. C) 95. D) 110. Show Answer Correct Answer: B) 105. 30. While computing mean of grouped data, we assume that the frequencies are A) Centered at the class marks of the classes. B) Centered at the upper limits of the classes. C) Centered at the lower limits of the classes. D) Evenly distributed all over the classes. Show Answer Correct Answer: A) Centered at the class marks of the classes. 31. Mhel's score in a 75 item test was the median score. What is his percentile rank? A) 35th. B) Cute. C) 50th. D) Take. Show Answer Correct Answer: C) 50th. 32. What does an organization chart visually present? A) The financial performance of an organization. B) The processes and workflows within an organization. C) The organizational structure of a company. D) The market trends and competition analysis. Show Answer Correct Answer: C) The organizational structure of a company. 33. The lower quartile is equal to A) 3rd quartile. B) 25th percentile. C) 50th percetile. D) 2nd decile. Show Answer Correct Answer: B) 25th percentile. 34. If the sum of frequencies is 24, then the value of x in the observation:x, 5, 6, 1, 2, will be A) 4. B) 10. C) 8. D) 11. Show Answer Correct Answer: B) 10. 35. Why are diagrams considered an essential operational tool for presenting statistical data? A) They provide extensive textual analysis. B) They simplify data representation and make results easily understandable. C) They replace the need for numerical data. D) They offer a complex view of data. Show Answer Correct Answer: B) They simplify data representation and make results easily understandable. 36. In which type of diagram does each bar represent only one figure? A) Stacked bar diagram. B) Grouped bar diagram. C) Simple bar diagram. D) Clustered bar diagram. Show Answer Correct Answer: C) Simple bar diagram. 37. What is the median height (in cm) of the following:140, 148, 150, 152, 155, 157, 159, 160, 161, 164, 165, 166 A) 157 cm. B) 158 cm. C) 159 cm. D) None of these. Show Answer Correct Answer: B) 158 cm. 38. Which of the following is the most stable of all the measures of central tendency A) H.M. B) G.M. C) A.M. D) None of these. Show Answer Correct Answer: C) A.M. 39. What is the name of the diagram where the magnitude of data is presented vertically? A) Vertical Bar Diagram. B) Horizontal Bar Diagram. C) Grouped Bar Diagram. D) Stacked Bar Diagram. Show Answer Correct Answer: A) Vertical Bar Diagram. 40. ..... is an oval flowchart shape that indicates the start or end of the process. A) Terminator. B) Connector. C) Process. D) Decision. Show Answer Correct Answer: A) Terminator. 41. Class mark of a class is obtained by using ..... A) (upper limit-lower limit). B) $\frac{(upper\lim it-lower\lim it)}{2}$. C) $\frac{(upper\lim it+lower\lim it)}{2}$. D) (upper limit + lower limit). Show Answer Correct Answer: C) $\frac{(upper\lim it+lower\lim it)}{2}$. 42. If n is the total number of observations, the class whose cumulative frequency is greater than $\frac{n}{2}$ A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 43. The absccissa of the point of intersection of the less than type and of the more than type cumulative frequency curves of a grouped data gives its ..... A) Mean. B) Median. C) Mode. D) None of these. Show Answer Correct Answer: B) Median. 44. Which term below best describes the number at the middle of a data set when put in order? A) The mode. B) The median. C) The range. D) The mean. Show Answer Correct Answer: B) The median. 45. What is the most commonly used form of one-dimensional diagrams? A) Area charts. B) Pie charts. C) Bar diagrams. D) Line graphs. Show Answer Correct Answer: C) Bar diagrams. 46. What do system flowcharts primarily depict? A) The organizational structure and reporting lines. B) The flow of data to and through major components of a system, such as data entry, programs, storage media, processors, and communication networks. C) The budget and financial transactions within a project. D) The timeline and milestones of a business project. Show Answer Correct Answer: B) The flow of data to and through major components of a system, such as data entry, programs, storage media, processors, and communication networks. 47. What does a matrix organizational chart typically show? A) The company's financial distribution and investments. B) Employees divided into teams by projects or products, reporting to both a project/product manager and a functional manager. C) The traditional hierarchical structure with the C-Suite at the top. D) The geographic and divisional structure of the company. Show Answer Correct Answer: B) Employees divided into teams by projects or products, reporting to both a project/product manager and a functional manager. 48. How many percent corresponds to P$_{25}$ if you will interpret it? $^{ }$ A) D. 60%. B) $^{ }$C. 50%. C) B.$^{ }$25%$^{ }$. D) A. 10%. Show Answer Correct Answer: C) B.$^{ }$25%$^{ }$. 49. What is the median of this data set?3, 17, 17, 11, 8, 13, 5, 18 A) 17. B) 13. C) 12. D) 11. Show Answer Correct Answer: C) 12. 50. In three-dimensional diagrams, what does the volume typically represent? A) Circle. B) Height. C) Volume. D) Area. Show Answer Correct Answer: C) Volume. 51. Find the median of the data set9, 8, 7, 11, 7, 16, 3 A) 7. B) 8. C) 3. D) 2. Show Answer Correct Answer: B) 8. 52. The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below:9, 8, 12, 6, 10What is the mean number of pages she wrote per day? A) 9. B) 11. C) 6. D) 5. Show Answer Correct Answer: A) 9. 53. Angie ranks 10th in a class of 40. Her percentile is A) 10. B) 25. C) 75. D) 90. Show Answer Correct Answer: C) 75. 54. A way of showing data using symbols or pictures is called ..... A) Bar graph. B) Frequency table. C) Pictograph. D) Tally chart. Show Answer Correct Answer: C) Pictograph. 55. The measure of central tendency which is given by the x-coordinate of the point of intersection of the 'more than' ogive and 'less than' ogive is: A) Mean. B) Median. C) Mode. D) None of these. Show Answer Correct Answer: B) Median. 56. Q6) The another name of Average is A) Mean. B) Median. C) Mode. D) None of the Above. Show Answer Correct Answer: A) Mean. 57. Which of the following can be found from ogive curve A) Range. B) Median. C) Mean. D) Mode. Show Answer Correct Answer: B) Median. 58. Find the class mark of class 35-55 A) 45. B) 46. C) 47. D) 48. Show Answer Correct Answer: A) 45. 59. The value of x, if the mode of the following data is 25.15, 20, 25, 18, 14, 15, 25, 15, 18, 16, 20. 25, 20, x, 18 A) 25. B) 22. C) 23. D) 21. Show Answer Correct Answer: A) 25. 60. If there is an even number of data in the data set how do you find the median? A) Order the data and find the middle value. B) Order the data add the 2 middle values and divide by 2. C) All the above. D) None of the above. Show Answer Correct Answer: B) Order the data add the 2 middle values and divide by 2. 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