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Mathematics, 23.02.2021 01:30 kiingbr335yoqzaxs

Suppose that mean retail price per gallon of regular grade gasoline is $3.45 with a standard deviation of $0.10 and that the retail price per gallon has a bell-shaped distribution.

NOTE: Please use empirical rule approximations for this problem.

a. What percentage of regular grade gasoline sells for between $3.35 and $3.55 per gallon (to 1 decimal)?

Lololo

%

b. What percentage of regular grade gasoline sells for between $3.35 and $3.65 per gallon (to 1 decimal)?

%

c. What percentage of regular grade gasoline sells for less than $3.55 per gallon (to 1 decimal)?

%

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Answers: 2

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