a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters. b. Find the probability of randomly selecting a student who kept the money, given that the student was given four quarters.
a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters. b. Find the probability of randomly selecting a student who kept the money, given that the student was given four quarters.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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Question
In an experiment, college students were given either four quarters or a $1 bill and they could either keep the money or spend it on gum. The results are summarized in the table. Complete parts (a) through (c) below.
|
|
Purchased Gum
|
Kept the Money
|
|
|---|---|---|---|
|
Students Given Four Quarters
|
28
|
13
|
|
|
Students Given a $1 Bill
|
14
|
26
|
|
a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters.
b. Find the probability of randomly selecting a student who kept the money, given that the student was given four quarters.
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