A marketing research company desires to know the mean consumption of milk per week among males over age 22. They believe that the milk consumption has a mean of 4 liters, and want to construct a 80% confidence interval with a maximum error of 0.09 liters. Assuming a variance of 0.49 liters, what is the minimum number of males over age 22 they must include in their sample? Round your answer up to the next integer.

Can someone answer these problems for me

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step