A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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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
26
14
Students Given a $1 Bill
13
34
a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters.
The probability is
(Round to three decimal places as needed.)
b. Find the probability of randomly selecting a student who spent the money, given that the student was given a $1 bilI.
The probability is.
(Round to three decimal places as needed.)
c. What do the preceding results suggest?
O A. A student was more likely to be given four quarters than a $1 bill.
O B. A student given a $1 bill is more likely to have spent the money than a student given four quarters.
O C. A student was more likely to have spent the money than to have kept the money.
O D. A student given four quarters is more likely to have spent the money than a student given a $1 bill.
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Transcribed Image Text: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 26 14 Students Given a $1 Bill 13 34 a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters. The probability is (Round to three decimal places as needed.) b. Find the probability of randomly selecting a student who spent the money, given that the student was given a $1 bilI. The probability is. (Round to three decimal places as needed.) c. What do the preceding results suggest? O A. A student was more likely to be given four quarters than a $1 bill. O B. A student given a $1 bill is more likely to have spent the money than a student given four quarters. O C. A student was more likely to have spent the money than to have kept the money. O D. A student given four quarters is more likely to have spent the money than a student given a $1 bill.
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