A Data 275 teacher just gave a quiz to the 10 students in the class. The data is below. Please use SPSS, Excel, Minitab, or other familiar device to answer the questions that follow.

Test Scores (X)

50

40

35

20

33

48

41

39

27

45

1.What is the value of the mean of the test scores?

2.What is the value of the median of the test scores?

3.What is the value of the mode of the test scores?

4.What is the value of the standard deviation of the test scores?

5.Now that you know the standard deviation, what would you do with the standard deviation to turn it into the variance?