Statistical Displays Quiz

What kind of display is this?

• Box-and-whisker plot

• Histogram

• Dot plot

• Frequency chart

What kind of display is this?

• Box-and-whisker plot

• Dot plot

• Histogram

• Frequency chart

Based on this box-and-whisker plot, what was the median math test score?

• 70

• 85

• 90

• 100

Based on this plot, what percentage of students scored between an 85 and 100 on their test?

• 50%

• 1/2

• 25%

• 1/4

Based on this plot, what was the highest score earned on the physics test?

• 95

• 100

• 120

• it doesn't show on the plot

Based on this plot, what fraction of students scored between a 70 and 85?

• 50%

• 1/2

• 25%

• 1/4

Based on this plot, what is the IQR?

• 27

• 5

• 10

• 15

What is the Q₃?

• 32

• 5

• 17

• 20

What is the outlier in this dot plot?

• 12

• 26

• 38

• there isn't one

In a dot plot, a gap is...

• a place where no data values fall

• the same thing as the range

• equal to the IQR

• a place where all the data values cluster