Review for test on 4-14-23

What is the mean?

• # happening the most
• the number in the middle
• biggest-smallest
• the average

A data set can have more than one median?

• True
• False

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

The number of miles that Jenna cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Jenna cycled?

Find the range. 5, 15, 10, 25, 20, 15, 10, 15,

What are considered measures of center? Check all that apply.

• mean

• median

• mode

• range

• interquartile range

Find the mean of these math test scores.

68, 52, 83, 91, 80

• 62.3

• 76.2

• 74.8

• 78.6

What is the median age of visitors to the museum last Saturday?

48, 16, 58, 12, 42, 50, 10, 62, 68, 62

• 45

• 46

• 62

• 49

Find the mean.

10.2, 15, 16.4, 15, 20, 18.1, 16, 24, 18, 22.3

• 17.5

• 18

• 18.5

• 19

Find the range of the data set
1.43,1.05,34,56,89,1.1

• 87.9
• 87.57
• 87.95
• 89