Number of Points Scored in Five Basketball Games Westwood High Dobson High
64 38 50 71 60 58 47 55 70 45

Which of the following statements is true about the mean and MAD of these two sets? Select all that apply.

1. The mean absolute deviation for Dobson High is lower.
2. The mean is higher for Dobson.
The mean is more accurate for Westwood High.
The mean is more accurate for Dobson High.

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