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confused on how to slove step by step, not sure if answers are correct Suppose that mean retail price per gallon of regular grade gasoline
confused on how to slove step by step, not sure if answers are correct
Suppose that mean retail price per gallon of regular grade gasoline is $3.54 with a standard deviation of $0.10 and that the retal price per gallon has a bell-shaped distribution. NOTE: Please use empincal nule approximations for this problem. a. What percentage of regular prade gasoline selis for between $3.44 and $3.64 per gallon (to 1 decimal)? % \% c. What percentage of regular grade gasoline sells for more than $3.64 per gallon (to 1 decimal) Step by Step Solution
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