Central Tendencies Including Range and Outliers

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

Extremely high or low values in a data set are called __________ .

• outliers

• median

• mode

• first quartile

The __________ is the number or numbers that occur most frequently in a data set.

• average

• mode

• quartiles

• mean

The __________ is the difference between the greatest and least data values.

• measures of center

• third quartile

• range

• outliers

__________ is a common term used to refer to the measure of central tendency otherwise known as the mean.

• measures of center

• mean absolute deviation

• quartiles

• average

Your math grades are {0, 80, 90, 90, 90, 100} If the outlier is removed, what will happen?

• The median will increase

• The median will decrease

• The mean will increase

• The mean will decrease

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: 9, 8, 12, 6, 10 What is the mean number of pages she wrote per day?

• 5

• 6

• 9

• 11

Find the range of the data.

16, 28, 6, 19, 21, 15, 22, 33, 17

• 18

• 27

• 30

• 12

Find the median, first quartile, third quartile, and interquartile range of the data.

• Median: 189

  First Quartile: 182

  Third Quartile: 203

  IQR: 21

• Median: 189.5

  First Quartile: 182

  Third Quartile: 203

  IQR: 21

• Median: 189

  First Quartile: 182

  Third Quartile: 203.5

  IQR: 21.5

• Median: 189.5

  First Quartile: 182

  Third Quartile: 203.5

  IQR: 21.5