Chapter 13: Q 16. (page 847)
Use the information given in the figure.
How many are in set B?
20.
The given diagram is
The values in the set B are
.
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True or False? The intersection of two sets is always a subset of their union.
In Problems 11–16, construct a probability model for each experiment.
Tossing three fair coins once.
When the same probability is assigned to each outcome of a sample space, the experiment is said to have _____ outcomes.
In a certain Precalculus class, there are 18 freshmen and 15 sophomores. Of the 18 freshmen, 10 are male, and of the 15 sophomores, 8 are male. Find the probability that a randomly selected student is:
(a) A freshman or female
(b) A sophomore or male
A golf ball is selected at random from a container. If the container has 9 white balls, 8 green balls, and 3 orange balls, find the probability of each event.
The golf ball is white or green.
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