Unit 6 Study Guide
A student made the following scores in Mrs. Lasseter’s math class: 70, 75, 80, 75, 90. Use this
information for the next 4 problems.
1. What is the mean?
2. What is the median?
3. What is the mode?
4. What is the range?
Six people were asked how many miles they lived from work. The responses were 15, 18, 15,
24, 6, and 12. Use this information for the next 4 problems.
5. What is the mean?
6. What is the median?
7. What is the mode?
8. What is the range?
Ten people were asked their age while shopping in a department store. The responses were
10, 20, 30, 40, 40, 40, 50, 50, 60, 70. Use this information for the next 4 problems.
9. What is the median?
10.What is the upper quartile?
11.What is the lower quartile?
12.What is the interquartile range?
Sally planted some sunflowers in her garden. The sunflowers grew to the following heights, in
cm. 10, 10, 20, 40, 50. Use this information for the next 2 problems.
13. What is the mean?
14. What is the mean absolute deviation?
Unit 6 Study Guide
Tell whether the following questions are statistical questions or not.
15. Do you play tennis for a local league?
16.How many players are on the team?
17. Who is the tennis coach?
18. How much money was earned in concessions at each game?
Students were asked how many children are in their family. The dot plot above shows this
information. Use this information for the next 3 questions.
19. Find the median?
20. What is the mode?
21. What is the range?
Unit 6 Study Guide
The box & whisker plot above shows data about finish times for the Lady Jackets track team.
Use this to answer the next 5 questions?
22. What was the lowest finish time?
23. What was the highest finish time?
24.What was the range of the data?
25. What is the upper quartile & lower quartile?
26. What is the median?
People were asked their age while visiting the zoo one day. The results are shown in the
histogram below.
5
30
28
50
10
27. In which interval is the median located?
28. How many visitors were at least 16?
29. How many visitors were between 6-10?