Page 578 - Basic College Mathematics with Early Integers

CHAPTER 7 TEST 555

18. Use the results of Exercise 17 to draw a histogram. 18.
Number of Students 19.

0 2 1
Scores

Find the mean, median, and mode of each list of numbers. 20.

19. 26, 32, 42, 43, 49 20. 8, 10, 16, 16, 14, 12, 12, 13

Find the grade point average. If necessary, round to the nearest hundredth.
21.
21.
Grade Credit Hours
A 3
B 3
C 3
B 4
A 1

22. Draw a tree diagram for the experiment 23. Draw a tree diagram for the experiment
of spinning the spinner twice. State the of tossing a coin twice. State the
number of outcomes. number of outcomes.

Red Blue
Yellow Green
22.

Suppose that the numbers 1 to 10 are each written on a scrap of paper and placed in a bag.
You then select one number from the bag.

24. What is the probability of choosing a 25. What is the probability of choosing a
6 from the bag? 3 or a 4 from the bag?
23.

24.

25.