Finding the Median and the Mean

On the semester final, Joe scored 85, Jill scored 89, and Bill scored a 99.What was the average score for these students? _________

• 91

• 273

What is the mean of these numbers?
4,5,5,2,3,3,2,8

• 40

• 24

• 4

• 256

The number of miles that Kiki cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Kiki cycled?

• 24

• 36

• 39

• 52

What is the median of this data set?
7.3, 2.9, 1.5, 0.6, 3.8

• 2.9

• 3

• 3.5

• 4.3

What is the mean for these numbers?
5,5,5,5

• 5

• 20

• 15

• 100

Find the average (mean) of these numbers.
10, 3, 2, 5

• 5

• 4

• 10

• 3

What is the definition of the mean?

• The average

• The middle number

• The difference between the highest and lowest numbers

• The number that occurs the most

When finding the median, what do you do if there are two middle numbers?

• Add them together and divide by 2

• Write them both as the answer

• Give up

• Pick one

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

• 2

• 5

• 7

• 4

In order to find the median, the data must be sorted from least to greatest first.

• True

• False