Suppose that mean retail price per gallon of regular grade gasoline is $3.45 with a standard deviation of $0.10 and that the ret

Question

3 years ago

15

Suppose that mean retail price per gallon of regular grade gasoline is $3.45 with a standard deviation of $0.10 and that the ret

ail
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)?

%

Mathematics

1 answer:

Elan Coil [88] · Answer 1 · 2022-06-04T20:57:31+03:00

Answer:

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Step-by-step explanation: