Mean Median Mode Line Plots

What is another word for AVERAGE?

• Mode

• Median

• Mean

• Not nice

Find the mean:
28, 18, 19, 18, 17

• 20

• 18

• 11

• 19

Mr Holland gives his class a test. The results are: 34%, 44%, 75%, 21%, 98%, 86%, 71%, 76%, 63%, 55% How many students scored above the mean percentage?

• 4

• 5

• 6

• 7

Find the median for the set of numbers:

23, 37, 11, 58, 13, 45

• 30

• 23

• 37

• 28

• The mean is one point lower than the median

• The mean is four points lower than the median

• The mean is one point higher than the median

• The mean is four points higher than the median

Which is true?

• Mean < Median

• Mean = Median

• Mean > Median

Find the medians.
Science: _________ Math: __________ 

•  science: 4.5 h; math: 3 h

•  science: 3 h; math: 4.5 h

•  science: 5 h; math: 5 h

•  science: 3.5 h; math: 4 h

What can you tell about the mean and the median by just looking at the graph?

• The mean is greater than the median.

• The mean and the median are about equal.

• The mean is less than the median.

Which is true?

• Mean < Median

• Mean = Median

• Mean > Median

Which is true?

• Mean < Median

• Mean = Median

• Mean > Median