Which of the following are good questions to ask when trying to understand a problem? Check all that apply.
A. What is the variable?
B. VWhat are the units of the variable?
c. What is a logical name for the variable?
D . Does my guess satisfy the equation?
E. Is the variable always positive, negative, or either?
F. How should I present the solution?

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