There are 42 sixth-grade students and 60 fifth-grade students participating in an event. the students will be put into groups among their own grade and into the largest possible equal groups with no students left over. how many students will be in each group?

a) 2

b) 3

c) 6

d) 12

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