4.6 Quiz on Outliers, Graphs, and Statistics Vocabulary

Find the outlier of the data set.

15, 20, 18, 35, 17, 35, 13

• no outlier

• 35

• 13

• 15

The middle number of an ordered set of data is called what?

• mean

• median

• mode

• outlier

Find the range in the data set.

14, 20, 19, 22, 14, 17

• 14

• 8

• 6

• no range

The ___ is the data item(s) that occur the most often.

• mean

• median

• mode

• range

Find the mean of the data set.

31, 20, 51, 31, 27

• 31

• 51

• 27

• 30

A(n) ____ of a data set is much greater or much less than the other data values.

• mean

• median

• mode

• outlier

Find the Lower Quartile of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 72
• 88
• 94
• There is no Lower Quartile.

Find the Upper Quartile of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 72
• 88
• 94
• There is no Upper Quartile.

Find the IQR of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 78
• 12
• 16
• There is no IQR.

Use the 1.5 IQR rule to determine if there are any outliers for the following numbers:
84, 88, 72, 74, 98, 16, 94 

• Yes, 16 is an outlier.
• Yes, 33 is an outlier.
• Yes, 98 is an outlier.
• There are no numbers less than 39 or greater than 124, therefore there are no outliers.