Identifying & Analyzing the Effects of Outliers

Gabriella’s quiz grades are shown below. Which is the outlier? 88, 92, 92, 96, 98, 20.

A data set is shown below. Which is the outlier? 56, 64, 73, 59, 98, 65, 59

A data set is shown below. Which is the outlier?

48, 56, 55, 60, 58, 50, 9, 50

In the following data set, which one is the outlier? Data: 3,2,6,4,3,5,16

Calculate the mean, median mode and range of the data 3,2,6,4,3,5,16 with and without the outlier.

Describe the effect the outlier has on the mean, median, mode, & range for the Data: 3,2,6,4,3,5,16.

In the following data set, which one is the outlier? Data: 20, 17, 5, 19, 22, 18, 17

Calculate the mean, median mode and range of the data 20, 17, 5, 19, 22, 18, 17 with and without the outlier.

Describe the effect the outlier has on the mean, median, mode, & range for the Data: 20, 17, 5, 19, 22, 18, 17.