The Energy Information Administration reported that the mean retail price per gallon of regular grade gasoline was . Suppose that the standard deviation was and that the retail price per gallon has a bell-shaped distribution.

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation