Math Statistics

200 people are surveyed about their favorite football team. The following table represents the result of this survey.

What is the mean grade of this class?

(a)  

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

• 4

• 5

• 4.5

• 6

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

• 84

• 90

• 85

• 88

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

• 5

• 6

• 9

• 11

33, 25, 42, 25, 31, 37, 46, 29, 38
What is the interquartile range of the data?

• 8

• 9

• 13

• 21

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

• 13

• 12

• 11

• 10

Find the median, mode and range:

3, 5, 7, 9, 11, 8, 3

• median:7 mode:9 range:8

• median:6 mode:3 range:7

• median:7 mode:3 range:8

What is the Mean Absolute Deviation (M.A.D.) for this data?

• 125

• 6.8

• 25

• 34

What is the mean of this set of data?

2, 15, 7

• 24

• 3

• 6

• 8