Stats Review

Find the median of these numbers:
4, 2, 7, 5, 3, 5

• 4
• 5
• 4.5
• 6

On a box and whisker plot, how do you find the 3rd Quartile (Q3)?

• Find the median
• Find the median of the LOWER HALF
• Find the median of the UPPER HALF
• Add all numbers and divide by 3

What is the median of this stem and leaf plot? 

• 148
• 146
• 147
• 149

What is the mean of this Stem and Leaf Plot?

• 22.75
• 22
• 21
• 26

The median of the numbers 34, 32, 12, 65, and 45 is...

• 34

• 32

• 12

• 65

What is the range of 45, 56, 23, 74, and 63?

• 18

• 51

• 23

• 56

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

• 43
• 20
• 10
• 12

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

• 3
• 5
• 1
• 2

What is the interquartile range of the data set below?

3, 5, 6, 6, 7, 8, 9

• 3

• 6

• 2

• 8

Find the IQR using the following data.

50, 60, 82, 86, 94, 110

• 60

• 84

• 34

• 50