Consumers spend an average of $21 per week in cash without being aware of where it goes
Question:
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?
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Related Book For
Basic Business Statistics Concepts And Applications
ISBN: 9780132168380
12th Edition
Authors: Mark L. Berenson, David M. Levine, Timothy C. Krehbiel
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