Mean Median Range Quartile

In order to find the median, the data must be sorted from least to greatest first.

• True

• False

What is the approximate spread of the data?

• 30

• 50

• 85

• 78

The PE teacher summarized the number of seconds it took the students to complete the 100 meter run in a box plot.

Which of the following cannot be calculated solely from this data display?

• Range

• Mean

• Median

• Interquartile range

This graph shows the speeds of cars in a 40 mph speed zone.

Which measure will show the greatest typical speed?

• Mean

• Median

• Range

A teacher plotted the points scored on a quiz in a histogram.

Select all of the following that cannot be calculated solely from this data display.

• Range

• Interquartile Range

• Number of Data Points (how many students took the quiz)

• Mean

Here’s a dot plot of a data set.

Which statement is true about the mean of the data set?

• The mean is less than 23

• The mean is equal to 23

• The mean is greater than 23

• There is not enough information to determine the mean.

The number of letters in each student's first name was recorded in the table.

What is the median number of letters? (Just type the number)

The number of letters in each student’s first name was recorded in the table.

What is the IQR (Interquartile Range)?

(Just type the number)

The number of letters in each student’s first name was recorded in the table.

What is the value of the 3rd quartile?

(Just type the number)

What is the range?