Read all of the statements about scale drawings below.

Mark all of the statements that are TRUE.

A. Scale drawings are used because they are easier to work with than an actual object, such as a building, vehicle or piece of furniture.

B. Scale drawings should have the same proportions as the actual object.

C. Scale drawings are half the size of the actual object.

D. Scale drawings have the same size and dimensions as the actual object.

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