Statistical Questions and Box Plots

How many people read between 20 and 40 books?

• 6

• 7

• 13

• 14

If a data set is skewed, which measure of variability would describe the graph best?

• mean

• median

• range

• IQR

a question that can be answered by collecting data that vary.

• Quartiles

• Statistical Questions

• Box Plot

order the values from least to greatest, then find the middle value.

• range

• mode

• median

• mean

is the value that occurs most often

• range

• mode

• median

• mean

a diagram that shows the distribution of data values using the median, quartiles, minimum value, and maximum value on a number line.

• Quartile

• Statistical question

• Box Plot

a measure of variability. It represents the difference between the third quartile and the first quartile.

• Mean Absolute Deviation (MAD)

• Interquartile Range (IQR)

is the difference of the greatest value and the least value.

• range

• mode

• median

• mean

the absolute value of the difference between a value and the mean.

• Not the right answer

• Absolute Deviation

• Don't choose me

The following box plot represents the test scores that Mrs. Smith's students got on a math test.
Which of the following statements, based on the box plot, are true? Select the TWO that apply.

• The highest score on the test was 100

• The lowest score on the test was 68

• More students got an 85 on the test

• The interquartile range of the data is 93 on the test

• The median score on the test is 85