Measure of Data Center

Which measure of center best represents this set of data?
12, 13, 11, 16, 31, 14, 10, 15

• Mean

• median

• mode

Which measure of center should you use?

• mean

• median

What conclusion can Ms. Long make about the performance of her first- and second-period classes?

• The first-period class had a higher median score than the second-period class.

• The second-period class scores had a higher mean than the first-period class scores.

• The first-period class scores had a greater range than the second-period class scores.

• The second-period class scores had a greater mean absolute deviation than the first-period class scores.

Which measure of center should you use for the following data distribution?

• mean

• median

Which measure of center should you use?

• mean

• median

Which measure of center should you use?

• mean

• median

Which set has a greater measure of center?

• A

• B

Which set has a greater measure of center?

• A

• B

Which set has greater variability?

• A

• B