Data Displays

Which stem-and-leaf plot accurately displays the data values 3, 28, 25, 28, 36, 4, 22, and 31?

• A

• B

• C

The stem-and-leaf plot shows the numbers of trees planted by 12 classes. How many classes planted fewer than 15 trees?

• 8

• 6

• 7

• 9

The frequency table shows the times (in seconds) that it takes for several students to run 40 yards.

Which histogram correctly displays the data?

• 
• 
• 

The histogram shows the weights of gems in a bin. Which interval contains the most data values?

• 5-6

• 7-8

• 9-10

What is the shape of ride A?

• symmetrical

• skewed left

• skewed right

What is the shape of ride B?

• symmetrical

• skewed left

• skewed right

The histograms show the ages of people riding two rides at an amusement park. Which ride has older riders?

• 
• 

Is the box-and-whisker plot of the data values 63, 65, 79, 60, 69, 73, 78, 67, and 74 correct?

• Yes

• No

Consider the data values 24, 18, 3, 19, 23, 26, 25, and 25. Which data value is an outlier?

• 3

• 24

• 19

• 25

The double box-and-whisker plot represents the prices of pairs of shoes at two stores. Which store’s prices are generally lower?

• Store A

• Store B