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In an experiment, college students were given either four quarters or a $1 bill and they...

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Statistics

In an experiment, college students were given eitherfour quarters or a $1 bill and they could either keep the money orspend it on gum. The results are summarized in the table. Completeparts (a) through (c) below.

Purchased Gum

Kept the Money


In an experiment, college Students Given Four Quarters32 15


Students Given a $1 Bill 12 27


a. Find the probability of randomly selecting astudent who spent the money, given that the student was given fourquarters.

The probability is

nothing


.

(Round to three decimal places as needed.)

b. Find the probability of randomly selecting astudent who kept the money, given that the student was given fourquarters.

The probability is

nothing


.

(Round to three decimal places as needed.)

c. What do the preceding results suggest?

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