Mad, Mean and Median

Find the MAD:
58, 38, 54, 48, 26, 36

• 43

• 20

• 10

• 12

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

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

What is another word for AVERAGE?

• Mode

• Median

• Mean

• Not nice

What is the median?

• biggest- smallest

• average

• the middle #

• # that happens the most

Find the median of following test grades:
100   80   70   90   100

• 88

• 100

• 30

• 90

Mean is found by _________________________ .

• finding the sum of the data

• finding the middle

• finding the sum of the data, then dividing by the amount of numbers

• subtracting the minimum minus the maximum

The Mets had the following wins over the last nine years;
89   70   79   77   74   74   79   90   87.
Find the mean. 

• 80

• 90

• 74

• 16

Find the mode for the following goals scored by soccer team.
3,   3,   0,   2,   2,   2,   5,   5,   8,   4

• 8

• 4

• 3

• 2

The second quartile is the same as the __________________ .

• mean

• mode

• range

• median