Question

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.96 with a standard deviation of $0.12. Using Chebyshev's Theorem what is the minimum percentage of stores that sell a gallon of milk for between $3.72 and $4.20? Round your answer.

Answer 1

75% of the stores that sell milk sell it between $3.72 and $4.20.
Side note that is crazy expensive milk.