Descriptive Statistics

Find the mean, median, and mode:

3, 1, 7, 9, 11, 8, 3

• mean:6.57 median:7 mode:3

• mean:9 median:6 mode:3

• mean:6 median:7 mode:3

• mean:6 median:9 mode:3

A score of an 85 on the box-and-whisker plot shown refers to

• the maximum score

• the third quartile

• the median

• the mean

Which restaurant has a higher median wait time?

• Lucy's Steakhouse

• Gary's Grill

• They are the same

In how many games did the team score more than 20 points?

• 8

• 7

• 10

• 9

How many students are represented by the histogram?  

• Cannot be determined

• 9

• 31

• 35

Use the following box and whisker plot to identify what percent of scores are below 82?

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean

• Median

• Mode

• Range

The scores awarded to 15 students for an assignment were as follows:

7 9 8 7 7 8 5 6 9 8 8 7 4 9 8

What is the mode?

• 6

• 7

• 8

• 9

Find the mode.
12, 5, 9, 18, 22, 25, 5

• 22

• 18

• 9

• 5

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is Roger's median score?

• 127

• 155

• 156

• 193