Jack rolls a number cube twice. what is the probability that the sum of the 2 rolls is less than 8, given that the first roll is a 4?

The verbal translation for the difference of m and 7 increased by 15

What is the difference between the equations of a vertical and a horizontal line?

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