7th Grade Statistics Review

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

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

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

What is the interquartile range for the Checkers Club?

• 4
• 5
• 10
• 11

Which data set shows a greater spread(variability)?

• Chess Club

• Checkers Club

• They have the same spread.

• You cannot tell from the box plots.

What is the range in gas mileage for cars?

• 2
• 3
• 4
• 6

7. What is Millersburg's Q3 value?

• 200
• 260
• 220
• 140

Which car club has the higher median?

• Cruisers
• Car Hops

The oldest student enrolled in

either class is 22 years old.

• True

• False

What value is the lower quartile (Q1)?

• 66

• 58

• 60

• 64

What percentage of the data is between 90 and 140?

• 25 %
• 50%
• 75%
• 100%