a man climbs down a ladder that is 10 feet high. at 0 seconds, his shoes are 10 feet above the floor, and then at 6 seconds, his shoes are at 3 feet. from 6 seconds to 8.5 second mark, he stops and drinks some water, on the step 3 feet off the ground. after he finks the water he takes 1.5 seconds to descend to the ground and then he takes 5 seconds to walk into the kitchen on the ground level graph the situations.

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0