Describing Data Distributions

How many people take 10 or more minutes to eat breakfast?

• 7

• 10

• 12

• 25

Answer explanation

count the dots on 10, 11, 12

How many of the students play 10 or less hours of video games on weekends?

• 3

• 2

• 5

• 10

To better organize a data set, we can create a

• graphical display

• skewed left

• symmetrical

• skewed right

Answer explanation

Remember...to better organize a data set, we can create a graphical display. When you analyze a graphical display, you can draw conclusions from the shape, center, and spread of the graph.

How many people take 3 minutes to eat breakfast?

• 2

• 3

• 4

• 5

Answer explanation

count the dots above the 3

How many of the students play more than 20 hours of video games on weekends?

• 9

• 7

• 25

The box plots show the heights of hockey players and volleyball players.

True or false: The interquartile range (IQR) of Hockey Players is equal to the interquartile range (IQR) of Volleyball Players

• True

• False

The boxplots display the distributions of homework time (in hours/week) of a sample of 8^th graders (year 8) and seniors (year 12). True or false: Students in year 12 typically spent more time on homework than students in year 8.

• True

• False

The box plots show the heights of hockey players and volleyball players.

True or false: Hockey Players have greater variability than Volleyball Players

• True

• False

The box plots show the heights of hockey players and volleyball players.

True or false: The median of Hockey Players is greater than the median of Volleyball Players.

• True

• False

The boxplots display the distributions of homework time (in hours/week) of a sample of 8^th graders (year 8) and seniors (year 12). True or false: The middle half of the data for students in year 12 has more variability than students in year 8.

• True

• False