Descriptive Statistics Review

The data value that occurs the most

• Mean
• Median
• Mode
• Range

What is the median of the data?
2, 7, 11, 12, 12, 16, 19, 21

• 2
• 12
• 17.5
• 24

Which is the MIDDLE?

• Mean
• Median
• Mode
• Range

If you score 76, 85, 97, and 83 on your math tests, what would your median score be? 

• 84
• 90
• 85
• 88

33, 25, 42, 25, 31, 37, 46, 29, 38
What is the third quartile (UQ) of the data?

• 37
• 38
• 40
• 46

What is the maximum value?

• 58
• 66
• 64
• 60

find the lower quartile 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 upper quartile (Q3)

•  125
• 150
• 139.5
• 143

What is the maximum value in this data set?
351, 359, 298, 387, 356, 344, 359

• 359
• 356
• 387
• 298

Calculate the interquartile range of the following data:
17, 18, 18, 19, 20, 21, 21, 23, 25

• 3
• 4
• 5
• 8