An anthropologist wishes to estimate the average height of men for a certainrace of people. if the population standard deviation is assumed to be 2.5 inches andif she randomly samples 100 men, find the probability that the di↵erence between thesample mean and the true population mean will not exceed 0.5 inch. (hint: use the factthat ifx⇠n(μ, 2),then (xμ)/=z⇠n(0,1))

Ineed with number 6 , explain how to get 1978

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list