Measures of Center and Variability Quiz

The group being studied is the _________,

Part of the group that is survey is the ______________.

A sample that favors one or more parts of a population is ____________.

Sample type where each person in the population is equally likely to be chosen.

4 out of 50 people lost their raffle tickets. If 600 people were in the population, how many would you expect to have lost their tickets?

• 24 people

• 36 people

• 48 people

• 60 people

Two out of twenty crayons were broken in a box. How many broken crayons would you expect out of 130 total crayons?

• 10 crayons

• 13 crayons

• 16 crayones

• 20 crayons

What is the mean of the following data set?

30, 34, 94, 24, 97, 94, 68

• 60

• 63

• 68

• 73

What is the mode of the following data set?

6, 9, 4, 9, 5, 2, 5, 5, 9

• 5

• 5.9

• 6

• 6.2

What is the range of the following data set?

47, 95, 38, 41, 49, 54

• 43

• 54

• 57

• 62

What is the median of the following data set?

97, 72, 87, 22, 32

• 32

• 72

• 74

• 87