Chapter Study Guide and Review
Lesson 5
Probability
Identify Probability
(Lesson 5A)
Describe the probability of the
EXAMPLE 7
spinner landing on each number.
Andy spins the spinner shown. How
d
i
Write certain, likely, unlikely, or
likely is it that the he will spin a
impossible.
multiple of 4?
6
6
8
12
6
3
16
20
6
The numbers 8, 12, 16, and 20 are all
28. four
29. six
multiples of 4, so it is certain Andy will
30. three
31. multiple of 3
spin a multiple of 4.
Make Predictions
(Lesson 5B)
The tally chart shows the results
EXAMPLE 8
from spinning a four-color spinner
The results from rolling a six-sided
h
l
f
50 times.
number cube 14 times are shown in
the line plot. Predict the next
Spinner Results
number to be rolled.
Color
Tally
Number Cube Roll
Yellow
Blue
Green
Red
32. What color is the spinner most
1
2
3
4
5
6
likely to land on next? Why?
Outcomes
33. What two colors is the spinner
equally likely to land on? Explain.
The next roll is likely to be a 3.
34. Is it reasonable to say that half of
the colors on the spinner are blue?
Explain.
340 Collect and Analyze Data