1. Find the mean of {3, 8, 10, 1, 25}. A. 9.4 B. 9 C. 1 D. 8 Hint 2. Find the range of {5, 21, 2, 14, 13}. A. 19 B. 14 C. 65 D. 13 Hint 3. How do the medians of the two sets of exam scores compare? A. The medians are equal. B. The median of Exam A is greater than the median of Exam B. C. The median of Exam A is less than the median of Exam B. D. The answer cannot be determined since the median is not shown in a box and whisker plot. Hint 4. The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the second quarter? A. 60 B. 27 C. 48 D. 15 Hint 5. Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many total people responded to the survey? A. 100 B. 95 C. 85 D. 90 Hint 6. Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 4 or more family members? A. 45 B. 70 C. 20 D. 50 Hint 7. Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of less than 6 family members? A. 90 B. 5 C. 85 D. 80 Hint 8. Find the range of the data. A. 42.5 B. 19.5 C. 61 D. 23 Hint 9. Find the median of the data. A. 29.5 B. 19.5 C. 42.5 D. 23 Hint 10. What is the least value of the data? A. 13 B. 19 C. 1 D. 3.5 Hint 11. Which reflects the convenience sampling method that a language arts teacher might use to identify the most popular book read by the language arts students? A. Ask every third student from the 60 students sitting in a study hall. B. Ask all the students in one geometry class. C. Ask the first 10 students who walk into the classroom. D. Ask students who are wearing a red shirt. Hint 12. What kind of sampling is represented by putting 50 names in a hat and drawing 5 of the names? A. Systematic Sampling B. Cluster Sampling C. Random Sampling D. Convenience Sampling Hint 13. Which club has the lowest total membership? A. Science B. Computer C. Chess D. Yearbook Hint 14. What best describes what is happening to the number of customers? A. The number of customers is staying the same. B. The number of customers is doubling. C. The number of customers is increasing. D. The number of customers is decreasing. Hint 15. What is the range of the stem-and-leaf plot? A. 77 B. 71 C. 84 D. 67 Hint 16. Find the mean of the data in the stem-and-leaf plot. A. 78 B. 99 C. 67 D. 77 Hint 17. Using the pictograph, how many more bronze medals than gold medals were earned by Central School? A. 6 B. 5 C. 23 D. 2 Hint 18. Using the box-and-whisker plot, what is the median of Exam B? A. 75 B. 90 C. 83 D. 60 Hint 19. Using the box-and-whisker plot, what is the least value of the data for exam A? A. 50 B. 65 C. 83 D. 45 Hint 20. What is the measure of central tendencies that best helps create a box-and-whisker plot? A. range B. mean C. median D. mode Hint