Summarizing Data

Kendra asked her friends how many pets they each had in their family. Her results are shown below.
4, 2, 1, 1, 0, 2, 7, 3, 1, 0, 0

Which (dot plot 1, 2, 3, or 4) is a line plot of the data?

• Dot Plot 1

• Dot Plot 2

• Dot Plot 3

• Dot Plot 4

Tags

CCSS.2.MD.D.9

What is the spread in gas mileage for SUVs?

• 2

• 3

• 4

• 6

What is the interquartile range?

Minimum: 58

Lower Quartile: 60

Median:62

Upper Quartile: 64

Maximum:66

• 4

• 6

• 2

• 8

What is the interquartile range of the data set below?

• 3

• 6

• 2

• 8

Which class has the higher test score median?

• Class #1

• Class # 2

• The medians are equal

• The median is not shown here.

What is the mean of test scores?

{30, 40, 70, 80, 85, 90, 95,}

• 70

• 85, 95, and 100

• 30

• 85 and 90

What graph is used to display data grouped into intervals.

• bar graph

• line graph

• stem and leaf plot

• histogram

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4

• There isn't one

• 3.5

• 3

The interquartile range (IQR) of a data set is the difference between the third and first quartiles. It represents the range of the middle half of the data.

• True

• False

The list shows the ages of 10 visitors at Jolee's museum one morning. The median age of the 10 visitors was 28. The median age of the visitors remained the same after the ages of two more visitors were added to the list. What are the possible ages of these 2 visitors?

• 17 and 18

• 18 and 26

• 26 and 32

• 39 and 48