Mean or Median Outlier

Identify the outlier for the given data?
23, 34, 27, 7, 30, 26, 28, 31, 34

• 7

• 23

• 31

• 34

What measure of center is best to use when we have outliers?

• mean

• median

• mode

• range

The __________ of the data set is the sum of the data divided by the number of pieces of data.

• third quartile

• mean

• measures of center

• mode

The number of miles that Mrs. Kidney cycled each week for a 7-week period is shown:

36, 42, 28, 52, 48, 36, 31

What is the median number of miles Mrs. Kidney cycled?

• 24

• 36

• 39

• 52

The number of pages that Maycee wrote in her journal each day from Monday to Friday is shown below: What is the mean number of pages she wrote per day?

• 5

• 6

• 9

• 11

Data Set: 44, 43, 42, 40, 42, 45, 39, 38, 18.

Is the median or mean the best measure of center? Explain.

Choose the correct measure of center AND explanation.

• Median, because there is an outlier

• Median, because the data is clustered together

• Mean, because there is an outlier

• Mean, because the data is clustered together

A(n) ________ is a value very different from the other values.

• outlier

• center

• median

• mode

Which is a good measure of center when the data contains an outlier?

• mean

• median

• mode

What is the mean of the data set: 44, 43, 42, 40, 42, 45, 39, 38, 18. ONLY TYPE IN A NUMBER

(a)  

What is the median of the data set: 44, 43, 42, 40, 42, 45, 39, 38, 18.

ONLY TYPE IN A NUMBER

(a)