Comparing Dot Plots

The dot plots show the number of miles Nina and Mark walked during a few days in April.

The median number of miles Mark walked is ___________ the median of the number of miles Nina walked.

• greater than

• less than

• equal to

The dot plots show the number of hours two students watched television in the month of June.

Which statement is best supported by the data in the dot plots?

• The median number of hours Leslie watched television is equal to the median number of hours Dixie watched television.

• The mode number of hours Dixie watched television is greater than the mode number of hours Leslie watched television.

• Dixie had a greater range in the number of hours she watched television than Leslie.

• The least number of hours Leslie watched television is equal to the least number of hours Dixie watch television.

What is the difference between the medians for the two data sets? 

• 0 tickets
• 2 tickets
• 4 tickets
• 6 tickets

The dot plots compare the number of raffle tickets sold by boys and girls during a school fund-raiser. Which plot has an outlier? 

• Girls
• Boys
• Both Plots
• Neither

Compare the centers and spreads. 

•  Math has a higher median (center) and a wider spread.
•  Math has a higher median (center) and a smaller spread.
• Math has a lower median (center) and a smaller spread.
• Math has a lower median (center) and a wider spread.

What is the range in gas mileage for cars?

• 2
• 3
• 4
• 6

Which two statements are correct?

• The mode for team B is greater than the mode for team A.

• The range of the heights for team A is greater than the range in heights for team B.

• The distribution of data for team B is approximately symmetrical.

Which of the following statements are true? (2 answers)

• There are more SUVs that get 21 mpg than cars that get the same mpg.

• Cars get less mpg overall.

• No cars or SUVs get 23 mpg.

• SUVs have a wider range of mpgs.

Which statement correctly describes the shapes of the dot plots for cars and SUVs?

• SUVs: symmetrical
  Cars: skewed left
• Both are skewed left
• Both are symmetrical
• SUVs: skewed right
  Cars: Skewed left