This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 15 Statistics – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 15 Statistics Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The mode of a frequency distribution can be determined graphically from A) Ogive. B) Histogram. C) Frequency polygon. D) Frequency curve. Show Answer Correct Answer: B) Histogram. 2. If the probability of event A is 0.3 and the probability of event B is 0.5, what is the probability that either A or B occurs (assuming they are mutually exclusive)? A) 0.3. B) 0.5. C) 0.15. D) 0.8. Show Answer Correct Answer: D) 0.8. 3. A random sample suggests that A) A person in the control group will not be a member in experimental group. B) Any member of the group to be studied has an equal opportunity to be included in the study. C) Every nth name in the list is selected. D) Subjects are volunteers. Show Answer Correct Answer: B) Any member of the group to be studied has an equal opportunity to be included in the study. 4. What is the purpose of z-scores? A) To describe the exact location of a score within a distribution. B) To find the mean of the distribution. C) To describe the shape of the distribution. D) To find the standard deviation of the distribution. Show Answer Correct Answer: A) To describe the exact location of a score within a distribution. 5. A graphical representation of discrete or continuous data. The area of a bar in a histogram is equal to the frequency. A) Box Plot. B) Histogram. C) Bar Graph. D) Pie Chart. Show Answer Correct Answer: B) Histogram. 6. Define the problemgather datasummarize datacommunicate conclusions A) Scientific method. B) Statistical method. C) Rhoades method. D) Euler method. Show Answer Correct Answer: B) Statistical method. 7. The average of the values in the sample A) Mean. B) Mode. C) Median. D) Standard Deviation. Show Answer Correct Answer: A) Mean. 8. Select the sampling method used for the following situation:A person picks names out of a hat. A) Convenience Sample. B) Systematic Sample. C) Simple Random Sample. D) None of the above. Show Answer Correct Answer: C) Simple Random Sample. 9. The tally method involves counting of objects in group of ..... A) 7. B) 6. C) 5. D) 4. Show Answer Correct Answer: C) 5. 10. What graph uses equal widths of rectangles to present data? A) Bar Graph. B) Line Graph. C) Pictograph. D) Pie Graph. Show Answer Correct Answer: A) Bar Graph. 11. Type of Quantitative data that is finite or countable. A) Discrete. B) Continuous. C) All the above. D) None of the above. Show Answer Correct Answer: A) Discrete. 12. An infinite population is one that ..... A) Can be physically listed. B) The membership in the population is unlimited. C) Ends abruptly due to artificial intervention, such as treating with an antibiotic. D) Ends abruptly due to natural causes, such as a flood or the ice age. Show Answer Correct Answer: B) The membership in the population is unlimited. 13. A way of organizing numbers and summarizing them so that patterns can be determined. A) Descriptive statistics. B) Inferential statistics. C) Statistics. D) Standard deviation. Show Answer Correct Answer: A) Descriptive statistics. 14. A qualitative variable that categorizes (or describes, or names) an element of a population A) Nominal. B) Ordinal. C) Discrete. D) Continuous. Show Answer Correct Answer: A) Nominal. 15. Measure of Central Tendency is a value that can represent a set of data or group of values A) Descriptive Statistics. B) Inferential Statistics. C) All the above. D) None of the above. Show Answer Correct Answer: A) Descriptive Statistics. 16. A survey includes a question regarding marital status that has the following responses:single, married, divorced, separated, or widowed. What is the scale of measurement for this question? A) Ratio. B) Interval. C) Ordinal. D) Nominal. Show Answer Correct Answer: D) Nominal. 17. What is the main difference between simple interest and compound interest? A) Simple interest is calculated on the original principal only, compound interest is calculated on the principal plus accumulated interest. B) Simple interest is always higher than compound interest. C) Compound interest is only used for loans. D) Simple interest is calculated monthly, compound interest is calculated yearly. Show Answer Correct Answer: A) Simple interest is calculated on the original principal only, compound interest is calculated on the principal plus accumulated interest. 18. Are the score points which divide a distribution into four equal parts A) Measure of Position. B) Quartiles. C) Deciles. D) Percentiles. Show Answer Correct Answer: B) Quartiles. 19. If you are asked to count the number of blank cells in the data, which Excel function would you most likely use? A) COUNTBLANK. B) COUNT. C) COUNTA. D) SUM. Show Answer Correct Answer: A) COUNTBLANK. 20. What is the term for a collection of data from every element in a population? A) Census. B) Survey. C) Sample. D) Data. Show Answer Correct Answer: A) Census. 21. What is the median of this set of numbers; 2, 2, 8, 5, 9, 2, 12, 5, 11, 10 A) 6.5. B) 9. C) 2. D) 12. Show Answer Correct Answer: A) 6.5. 22. Which of the following is an example of statistical question? A) How many gadgets does your bestfriend have?. B) How many events does your section won as champion?. C) How many flavors of Milktea does my teacher have already tasted?. D) Hown many tourist spot destinations does my teachers have been through?. Show Answer Correct Answer: D) Hown many tourist spot destinations does my teachers have been through?. 23. It is the most common number in a data set. A) Mean. B) Median. C) Mode. D) Repeating. Show Answer Correct Answer: C) Mode. 24. How to obtain the discrete data? A) By counting. B) By searching. C) By measuring. D) By experimenting. Show Answer Correct Answer: A) By counting. 25. If sin(x) = 1/2, what is the value of x in degrees? A) 30. B) 45. C) 60. D) 90. Show Answer Correct Answer: B) 45. ← 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 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books