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SCENARIO 6-6 A Recent Survey Revealed That American's Christmas Spending Averaged $830

Question 151

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SCENARIO 6-6
A recent survey revealed that American's Christmas spending averaged $830. Use this as the
population mean American's Christmas spending. Suppose American's Christmas spending is
normally distributed with a standard deviation of $220.
-Referring to Scenario 6-6, 80% of Americans will spend no more than how much on
Christmas?

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