This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 15 Statistics – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 15 Statistics Quiz 25 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Statistic help us to ..... A) Obtain data and then organize and analyse. B) Obtain data and then organize, summarize, present, analyze, interpret and reach conclusions. C) Obtain data and then organize, summarize, present and analyze. D) Plan studies and experiments. Show Answer Correct Answer: B) Obtain data and then organize, summarize, present, analyze, interpret and reach conclusions. 2. The median of a list of data points is the value appearing at the center of a sorted version of the list.If the list contains an even number of values, the mean of the two central values is the median. A) Median. B) Mean. C) Measures of Center. D) Mode. Show Answer Correct Answer: A) Median. 3. What is the intersection of two events $A$ $B$ A) The event that either $A$ $B$. B) The event that both $A$ $B$. C) The event that neither $A$ $B$. D) The event that only $A$. Show Answer Correct Answer: B) The event that both $A$ $B$. 4. A box contains 15 chips numbered 1 to 15. if a chip is drawn randomly from the bowl, what is the probability that it is a 7 or 15? A) 1/15. B) 2/15. C) 5/15. D) 7/15. Show Answer Correct Answer: B) 2/15. 5. The officers of a math club will pay equal contributions to buy a cake worth Php480 for their moderator. If there were two more officers, their contribution will be reduced by Php12 each. How many officers are there? A) 12. B) 10. C) 8. D) 6. Show Answer Correct Answer: C) 8. 6. It is a discipline concerning the collection, organization, analysis, interpretation and presentation of data. A) Statistics. B) Business Mathematics. C) Algebra. D) Geometey. Show Answer Correct Answer: A) Statistics. 7. What is the primary difference between mitosis and meiosis? A) Mitosis produces gametes, while meiosis produces somatic cells. B) Mitosis results in four daughter cells, while meiosis results in two. C) Mitosis is for growth and repair, while meiosis is for gamete formation. D) Mitosis occurs in plants, while meiosis occurs in animals. Show Answer Correct Answer: C) Mitosis is for growth and repair, while meiosis is for gamete formation. 8. . Joshua wants to visit 5 resorts. In how many ways can he make the trip to the resorts? A) 4. B) 42. C) 102. D) 120. Show Answer Correct Answer: D) 120. 9. If the mean of the following distribution is 2.6, then the value of k is A) 3. B) 5. C) 2. D) 4. Show Answer Correct Answer: D) 4. 10. Is the following a parameter or a statistic?In a survey of a sample of computer users, 8% said their computer had a malfunction that needed to be repaired by a service technician. A) Parameter. B) Statistic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Statistic. 11. Select the sampling method used for the following situation:A person chooses every 5th person on a list of names starting with #1. A) Convenience Sample. B) Systematic Sample. C) Simple Random Sample. D) None of the above. Show Answer Correct Answer: B) Systematic Sample. 12. It is a sub-collection of elements drawn from a population. A) Collection. B) Qualitative. C) Quantitative. D) Sample. Show Answer Correct Answer: D) Sample. 13. Solve for the mode if:LCB=23.5d1=13d2=10i=5 A) 26.33. B) 24.78. C) 18.34. D) None of the above. Show Answer Correct Answer: A) 26.33. 14. 5) Mr. Davis tested the ten tallest teachers at his school. Is this a random sample? A) Not random. B) Random. C) Both. D) Neither. Show Answer Correct Answer: A) Not random. 15. Collections of data; evidence; facts A) Inductive Reasoning. B) Deductive Reasoning. C) Statistics. D) Prediction. E) Correlation. Show Answer Correct Answer: C) Statistics. 16. STATISTICAL OR NON-STATISTICAL:what is your favorite color? A) NON-STATISTICAL. B) STATISTICAL. C) All the above. D) None of the above. Show Answer Correct Answer: A) NON-STATISTICAL. 17. Which of the following best describes a Type I error? A) The null is true, but we mistakenly reject it. B) The null is false and we reject it. C) The null is false, but we fail to reject it. D) The null is true but we fail to reject it. Show Answer Correct Answer: A) The null is true, but we mistakenly reject it. 18. Grouped Data is: A) Primary Data. B) Secondary Data. C) Variable. D) Constant. Show Answer Correct Answer: B) Secondary Data. 19. Your test scores are 87, 86, 89, and 88. You have one more test in the marking period. *You want your average to be a 90. What is the lowest score you must get on your last test? A) 96. B) 90. C) 94. D) 100. Show Answer Correct Answer: D) 100. 20. What is the mode of the following set of numbers, 15, 15, 60, 94, 47, 44, 15 A) 60. B) 15. C) 94. D) 44. Show Answer Correct Answer: B) 15. 21. What does the variance-covariance matrix of variables Petal.width, Petal.length, Sepal.width, and Sepal.length represent? A) The measure of how much each variable varies from the mean and how variables change together. B) The average value of each variable. C) The frequency distribution of each variable. D) The regression coefficients between variables. Show Answer Correct Answer: A) The measure of how much each variable varies from the mean and how variables change together. 22. What is type of statistics of ANOVA-Analysis of Variance? A) Descriptive Statistics. B) Inferential Statistics. C) All the above. D) None of the above. Show Answer Correct Answer: B) Inferential Statistics. 23. Identify the population and the sample:The average annual salary for 35 of a company's 1200 accountants is $ 68, 000. A) Population:1200 Sample:$ 68, 000. B) Population:35Sample:1200. C) Population:1200Sample:35. D) Population:$ 68, 000Sample:1200. Show Answer Correct Answer: C) Population:1200Sample:35. 24. From the following set of alphabets, which letter occurs most? (b, d, h, b, h, I, k, b, d, d, k, I, h, h, b, h, b, d, h, k, h) A) B. B) D. C) K. D) H. Show Answer Correct Answer: D) H. 25. The n$^{th}$ root of the product of the values x$^{1}$, x$^{2}$, x$^{3}$, ..... , x$^{n}$ is called A) ) arithmetic mean. B) ) geometric mean. C) ) variance. D) ) harmonic mean. Show Answer Correct Answer: B) ) geometric mean. ← PreviousNext →Related QuizzesClass 11 Mathematics Chapter 15 Statistics Quiz 1Class 11 Mathematics Chapter 15 Statistics Quiz 2Class 11 Mathematics Chapter 15 Statistics Quiz 3Class 11 Mathematics Chapter 15 Statistics Quiz 4Class 11 Mathematics Chapter 15 Statistics Quiz 5Class 11 Mathematics Chapter 15 Statistics Quiz 6Class 11 Mathematics Chapter 15 Statistics Quiz 7Class 11 Mathematics Chapter 15 Statistics Quiz 8Class 11 Mathematics Chapter 15 Statistics Quiz 9Class 11 Mathematics Chapter 15 Statistics Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books