Mean, Median, Mode, Range

To find the average of a set of numbers, add up all the items and divide by...

• 2.
• The smallest number
• The largest number
• The number of items in the set.

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?

• 193
• 127
• 60
• 66

The number of miles that Jenna cycled each week for a 7-week period is shown:

36, 42, 28, 52, 48, 36, 31

What is the median number of miles Jenna cycled?

• 24

• 39

• 36

• 52

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

• 10

• 12

• 10 and 12

• No Mode

The heights of some students are given.

158cm 172cm 164cm

164cm 167cm 159cm

What is the RANGE of the heights?

• 13 cm

• 330 cm

• 164 cm

• 14 cm

What is the MEDIAN of this set of data?

10, 90, 80, 60, 50, 40, 70, 30, 20, 100

• 50

• 60

• 55

• 45

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

• True
• False

Find the range.
5, 15, 10, 20, 15, 10, 15

• 5
• 10
• 15
• 13

Find the median.
7, 1, 1, 7, 1, 4, 1

• 4
• 7
• 1
• 5

Find the mode.
7, 1, 1, 7, 1, 4, 1

• 7
• 3
• 1
• 4