Mathematics
Mathematics, 27.02.2020 23:51, prettygirl2204

The average retail price of gasoline for 2014 was 342 cents. What would the standard deviation have to be in order for there to be a 15% probability that a gallon of gas costs less than $3.00?

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The average retail price of gasoline for 2014 was 342 cents. What would the standard deviation have...

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