Mean Median Mode Outlier

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

• Outlier

• Mean

• Median

• Mode

Identify the outlier for the given data?

23, 34, 27, 7, 30, 26, 28, 31, 34

• 7

• 23

• 31

• 34

Your math grades are 90, 85, 0, 90, 80, 100, and 90. Which grade is the outlier?

• 90

• 0

• 80

• 100

Find the Median of the following data points.

• 22

• 37

• 29

• 37

What is the median of the data set?

• 6

• 7

• 5.5

• 9

Another name for the "mean"

• Middle number

• Average

• Number that repeats the most

• Rude

What is the mode of the data set:
Black  Blue  Red
Pink  Black  Black
Gray  Green  Blue
Blue  Blue  Red
Yellow  Blue  Red

• Blue and Black

• Blue

• Red

• Black

What is the first thing you should do before finding the median or the mode?

• Start crossing numbers off

• Put numbers in order from least to greatest

• List the numbers how they are

• Look for repeats

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

• 45.2

• 56

• none

• 48

If my data set had an outlier that was quite a bit more than the other numbers in my data set, what would it do to my average

• leave it the same

• increase the average

• decrease the average