Mean, Median, Mode, Range

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

• 2
• The minimum
• The maximum
• The number of items

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

Dr. Dre is a dentist. He needs to report on the AVERAGE number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33
• 2.85
• 3
• 3.5

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

What is the mode?

• # happening most often
• the average
• biggest - smallest
• the middle #

The heights of some students are given.
158cm     172cm      164cm
164cm     167cm      159cm
 What is the range of the heights?

• 13cm
• 14cm
• 164cm
• 330cm

The scores awarded to 25 students for an assignment were as follows:
4  7  5  9  8  6  7  7  8  5  6  9  8    5  8  7  4  7  3  6  8  9  7  6  9
What is  the mode?

• 6
• 7
• 8
• 9

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1
• 6
• 4.5
• 4

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

• 2
• 5
• 7
• 4

find the median of
20 30 40 50 60

• 50
• 40
• 1
• 5