Data Set

Find the range of the data.

63, 71, 65, 66, 87, 53

• 140

• 18

• 34

• 35

Use the interquartile range to identify any outliers in the following data.

23, 22, 25, 16, 27, 43, 29, 40, 35

• No outliers.

• 16 is the outlier.

Find the range of the data.

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

• 17

• 27

• 19.5

• 22

Find the lower quartile (Q1) of the following set of scores 6, 7, 8, 9, 11, 13, 15

• 13

• 7

• 9

• 7.5

Find the IQR (Q3 - Q1)  of the data

20, 22, 25, 29, 31

• 30

• 21

• 25

• 9

What is the range?

• average

• biggest-smallest

• the middle #

• # happening the most

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

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

32, 53, 72, 66, 47, 54, 49, 67, 71

• Median: 54

  First Quartile: 49

  Third Quartile: 67

  IQR: 18

• Median: 54

  First Quartile: 48

  Third Quartile: 69

  IQR: 21

• Median: 54

  First Quartile: 48

  Third Quartile: 69

  IQR: 22

• Median: 54

  First Quartile: 49

  Third Quartile: 69

  IQR: 20

Use the interquartile range to identify any outliers in the following data.

33, 53, 82, 56, 47, 54, 49, 58, 62

• No outliers.

• 82 is an outlier.

The second quartile is the same as the __________________ .

• mean

• mode

• range

• median