Comparing Mean Median

Derrick needs to figure out how he’s doing on his test scores so far this year. You can help by calculating the mean and the median to get an overall picture of his scores. Below are all of his scores: Which measure of center best represents the test data?

• mean

• median

• both mean and median

• neither mean and median

Some of Mrs. Turay’s eighth graders took the PSAT test. Score totals of ten of her students are below. Calculate the mean and the median, and determine which provides a better view of the score data. Scores: 60, 62, 67, 69, 70, 70, 71, 75, 76, 120 What is the mean test score?

• 68.9

• 70

• 74

• 82.2

Some of Mrs. Turay’s eighth graders took the PSAT test. Score totals of ten of her students are below. Calculate the mean and the median, and determine which provides a better view of the score data. Scores: 60, 62, 67, 69, 70, 70, 71, 75, 76, 120 What is the median test score?

• 70

• 71

• 81

• 81.5

Some of Mrs. Turay’s eighth graders took the PSAT test. Score totals of ten of her students are below. Calculate the mean and the median, and determine which provides a better view of the score data. Scores: 60, 62, 67, 69, 70, 70, 71, 75, 76, 120 Which measure of center best represents the test data?

• mean

• median

• both mean and median

• neither mean and median

• The mean is one point lower than the median

• The mean is four points lower than the median

• The mean is one point higher than the median

• The mean is four points higher than the median

What is the relationship of the mean and the median?

• The mean is greater than the median.

• The mean is less than the median.

• The mean and median are about equal.

• There is not enough information to know.

• A

• B

• C

• D

Which is true?

• Mean < Median

• Mean = Median

• Mean > Median

What is the relationship of the mean and the median?

• The mean is greater than the median.

• The mean is less than the median.

• The mean and median are about equal.

• There is not enough information to know.

Which is true?

• Mean < Median

• Mean = Median

• Mean > Median