This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 15 Statistics – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 15 Statistics Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the mode of the following data set?\{5, 9, 5, 2, 7, 10\} A) 10. B) 7. C) 8. D) 5. Show Answer Correct Answer: D) 5. 2. X-tilde is for? A) Mean. B) Median. C) Mode. D) None of the above. Show Answer Correct Answer: B) Median. 3. Which of the following method to be used when the objective is to determine the cause and effect relationship of a certain phenomenon under controlled condition? A) Experiment Method. B) Interview Method. C) Observation Method. D) Questionnaire Method. Show Answer Correct Answer: A) Experiment Method. 4. Statistics consists of the collection, organization, summarization and presentation of data. A) Mathematical. B) Descriptive. C) Inferential. D) Population. Show Answer Correct Answer: B) Descriptive. 5. Which formula is used to calculate simple interest? A) $I = P \times r \times t$. B) $I = P \times r^t$. C) $I = P + r + t$. D) $I = P \div r \div t$. Show Answer Correct Answer: A) $I = P \times r \times t$. 6. Branches of statistics that Includes methods involved in order to make generalizations and conclusions about a target population, based on results from a sample A) Descriptive statistics. B) Inferential statistics. C) Bioinformatics. D) Biotechnology. Show Answer Correct Answer: B) Inferential statistics. 7. It a sub collection of elements drawn from a population A) Sample. B) Census. C) Population. D) Nominal. Show Answer Correct Answer: A) Sample. 8. Variable is the interest of study that caused variability in our products. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. It is a random variable that can take on a finite (countable) number of distinct values. A) Discrete Random Variable. B) Continuous Random Variable. C) Random Variable. D) Sample Space. Show Answer Correct Answer: A) Discrete Random Variable. 10. What is the finite population correction factor if the size of the population is 200 and the sample size is 25? A) 0.979. B) 0.879. C) 0.856. D) 0.938. Show Answer Correct Answer: D) 0.938. 11. A bar chart constructed in which the area of each bar is proportional to the number of items in each group is known as A) ) pi chart. B) ) histogram. C) ) frequency distribution table. D) ) polygon. Show Answer Correct Answer: B) ) histogram. 12. It is a used to determine changes in the attitude, characteristics and behavior of people by watching them. A) Interviews. B) Focus Group Discussion. C) Observation. D) Survey Data. Show Answer Correct Answer: C) Observation. 13. Which of the following is an oral or verbal communication method of collecting data where the interviewer asks questions generally in a face-to-face contact to the other person or persons? A) Experiment Method. B) Interview Method. C) Observation Method. D) Questionnaire Method. Show Answer Correct Answer: B) Interview Method. 14. An athlete only takes 9 seconds to finish running the 100m sprint. What type of variable is given in this scenario? A) Random Variable. B) Discrete Random Variable. C) Continuous Random Variable. D) Sample Space. Show Answer Correct Answer: C) Continuous Random Variable. 15. Kayla randomly surveyed the eighth-grade classes at her school and found that 12 of 50 own a pet. Based on these data, how many of the 150 eighth-grade students in Kayla's school would be expected to own a pet? A) 36. B) 130. C) 3. D) 30. Show Answer Correct Answer: A) 36. 16. You are wanting to do a study on middle school math in Kansas. You sample students in Sedgwick, Johnson and Cherokee counties. Is your sample representative of the population? A) Yes. B) NO. C) All the above. D) None of the above. Show Answer Correct Answer: B) NO. 17. The following are mutually exclusive events, EXCEPT. A) Winning and losing in a game. B) Getting a 2 and a 4 in a toss of die. C) Getting a head and a tail in a toss of coin. D) Getting a spade and a queen in a draw of a card. Show Answer Correct Answer: D) Getting a spade and a queen in a draw of a card. 18. In observation method, the person who gathers data is called: A) Investigator. B) Subject. C) All the above. D) None of the above. Show Answer Correct Answer: A) Investigator. 19. What is the second step when calculating the Mean Absolute Deviation? A) Find the difference between each value and the mean. B) Find the mean of the distances. C) Find the mean of the data. D) None of the above. Show Answer Correct Answer: A) Find the difference between each value and the mean. 20. Which feature in MS-Excel can be used to create a summary table for finding the average of Entrance marks for various categories such as open and obc? A) Data Validation. B) Conditional Formatting. C) Pivot Table. D) Goal Seek. Show Answer Correct Answer: C) Pivot Table. 21. Which of the following is a method to represent data visually? A) Paragraph. B) Graph. C) Story. D) Song. Show Answer Correct Answer: B) Graph. 22. A quantitative variable that can assume a countable number of values. Intuitively, a discrete variable can assume values corresponding to isolated points along a line interval. That is, there is a gap between any two values. A) Continous. B) Discrete. C) Nominal. D) Ordinal. Show Answer Correct Answer: B) Discrete. 23. A property of a point estimator that occurs whenever a large sample sizes tend to provide point estimates closer to the population parameter A) Efficiency. B) Unbiased. C) Consistency. D) Relative estimation. Show Answer Correct Answer: B) Unbiased. 24. What kind of graph would you use to represent the speed in km per hour of the world's fastest 20 animals? A) Bar Graph. B) Pie Graph. C) Pictograph. D) Line Graph. Show Answer Correct Answer: D) Line Graph. 25. Range, standard deviation, and variance are 'similar' in that each looks at A) The difference between high and low scores. B) How spread out the data is. C) The numerical value that occurs most often. D) The collection to be sampled. Show Answer Correct Answer: B) How spread out the data is. ← 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