Mean Median Mode Outlier

Find the mean of the data set.

8, 12, 16, 10, 8, 6

• 60

• 10

• 6

• 14

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

• mean

• median

• mode

• outlier

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

Find the mean, median, and mode(s) of the data with and without the outlier. Which measure did the outlier affect the most?

(a)  

Consider the dataset: 1, 1, 2, 2, 3, 3, 4, 4, 100. Which of the following statements is true?

• The mean is less than the median.

• The mean is greater than the median.

• The mean is equal to the median.

• The dataset has no outliers.

Xavier earned the following test scores in math: 95, 90, 100, 85, 80 Ms. Bradley accidentally entered his next test score as 0. Which of these statements are true? Check all that apply.

• Before the error, the mean and the median were both 90.

• Before the error, the mean was 90 and the median was 100.

• The error added an outlier to the data set.

• After the error, the median remained the same.

• The mean was impacted by the error more than the median.

Select all that apply to this data set.

• The outlier is 0

• The mode is 4

• The median is 4

• The mean is 3

Find the mean, median, and mode(s) of the data with and without the outlier. Which measure did the outlier affect the most?

(a)  

Identify the outlier in the dataset: 100, 102, 99, 101, 103, 450.

• 99

• 103

• 450

• 100