Median or 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 5.

• The mean is equal to 5.

• The mean is greater than 5.

• There is not enough information to determine the mean.

What is the median of this dot plot?

• 5

• 33

• 32.5

• 35

Find the median for the set of numbers:

85, 42, 64, 71, 39, 56, 26

• 71

• 42

• 56

• 60

Find the median of these numbers:
4, 2, 7, 4, 3

• 2

• 5

• 7

• 4

What is another word for AVERAGE?

• Mode

• Median

• Mean

• Not nice

Which measure of center represents the value in the middle of the data set?

• Mode

• Median

• Mean

• IQR

Calculate the mean.

• 7

• 5

• 8

• 4

Calculate the mean.

• 8

• 13

• 7

• 3

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4

• There isn't one

• 3.5

• 3

When finding the median, what do you do if there are two middle numbers?

• Add them together and divide by 2

• Write them both as the answer

• Give up

• Pick one