Mean, Median, Mode, Outliers

Find the Mode of the following numbers.

• 2

• 23

• 5

• 50

Find the Median of the following data points.

• 22

• 37

• 29

• 37

Find the Mean of the following data points.

• 30

• 28

• 26.8

• 27.9

Find the mean of the data set:
34, 57, 58, 56, 21

• 45.2

• 56

• none

• 48

Select all that apply to this data set.

• The outlier is 0

• The mode is 4

• The median is 4

• The mean is 3

Ms. Andrey claims the average score on a quiz in her class was 25. Mr. Luna claims the average score on a quiz in his class is 25.

• Ms. Andrey used the mode, while Mr. Luna used the median.

• Ms. Andrey used the mean, while Mr. Luna used the mode.

• Both teachers used the mean.

• Both teachers used the median.

Find the median:
5, 6, 3, 9, 0, 4, 1, 2, 7

• 4

• 4.1

• 5

• 4.5

Gabriella’s quiz grades are shown below.
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?

• The low score causes the median to increase.

• The low score causes the median to decrease.

• The low score causes the mean to increase.

• The low score causes the mean to decrease.

If 20 is added to the data set below, which statement will be true?
50, 55, 55, 60, 62

• The median will be 20

• The mode will increase

• The mean will increase

• The mean will decrease

A value that is much higher or much lower than the other values in a set of data.

• Outlier

• Mean

• Median

• Mode