1. Answer Key Practice Problems
Chapter 15 and 16
Answer Key
Practice Problems

12. T or F: More than half of the scores Are 85% or above.
Gloria has taken 5 tests:
None are the same score
The median is 83%
The mean is 85%
T or F: More than half of the scores
Are 85% or above.
T or F: More than half odd the scores
Are 83% or above.
T or F: All scores are above 83%.
T or F: There are 2 or more scores at 85%.
T or F: She scored an 85% on one test.

13. Gloria has taken 5 tests: None are the same score The median is 83%
The mean is 85%
If you scored a 98% on the next test, what will happen to your mean?
If you scored an 80% on the next test, what will happen to your mean?
If you scored an 85% on the next test, what will happen to your mean?

14. Is it Statistical?!?
How much does Ava’s
dog weigh?

15. Is it Statistical?!?
How many cars did Ford
sell last month?

16. What makes it Statistical?!?

17. What’s the distribution?

18. What’s the distribution?

19. What’s the distribution?

20. What’s the distribution?

21. How do you calculate
the mean?

22. What’s a mode?

23. The first step to finding the Median is crossing out from
TRUE OR FALSE
The first step to finding the
Median is crossing out from
Side to side to locate the middle
Number.