SOLUTION: Consumers spend an average of $21 per week in cash without being aware of where it goes (data extracted from �Snapshots: A Hole in Our Pockets,� USA Today, January 18, 2010, p.

Question 768686: Consumers spend an average of $21 per week in cash
without being aware of where it goes (data extracted from
�Snapshots: A Hole in Our Pockets,� USA Today, January
18, 2010, p. 1A). Assume that the amount of cash spent
without being aware of where it goes is normally distributed
and that the standard deviation is $5.
a. What is the probability that a randomly selected person
will spend more than $25?
b. What is the probability that a randomly selected person
will spend between $10 and $20?
c. Between what two values will the middle 95% of the
amounts of cash spent fall?
Answer by mtorres100(1) (Show Source): You can put this solution on YOUR website!

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