Measures of Central Tendency, MAD, and Box and Whiskers

Which is the MIDDLE?

• Mean

• Median

• Mode

• Range

What is the median score?

• 62

• 71

• 92

• 81

What is the median?

• 62

• 58

• 66

• 60

What is the third quartile (Q3) of the data?

• 37

• 38

• 40

• 46

Find the first quartile (Q1) of the following set of scores: 12, 9, 4, 6, 5, 8, 9, 4, 10, 2

• 10

• 4

• 9

• 6

Given the data: 136, 150, 119, 150, 125, 143. Find the third quartile (Q3)

• 125

• 150

• 139.5

• 143

What is the first quartile of the data 4, 1, 5, 2, 6, 5, 3, 8, 7,and 9?

• 2.5

• 3.25

• 3.5

• 4

Which city has a higher median?

• Millersburg

• Arcadia

Find the Mean Absolute Deviation:  10, 9, 3, 8, 10.  The Mean is 8

• 3

• 5

• 1

• 2

Determine the mean absolute deviation of the data. 9, 7, 11, 10, and 8

• 9

• 6

• 1.2

• 5