Mean, Median, Mode, and 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 Nicola and Ana's donut shop the number of donuts in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

• 13
• 12
• 11
• 10

Paisley is a dentist. She needs to report on the average number of cavities that her patients have.
1,0,1,5,6,3,4

• 3.33
• 2.85
• 3
• 3.5

Erin and Chloe are trying to determine which number is not the mean, median, mode, or range of the data set 4, 3, 15, 11, 3, 8, 7, 5?

• 3
• 6
• 12
• 11

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

• 193
• 127
• 60
• 66

What is the mode?

• Number happening the most
• The average
• Biggest - smallest
• The middle number

Anh is investigating the heights of a group of students:
158cm     172cm      164cm
164cm     167cm      159cm
 What is the range of the heights?

• 13cm
• 14cm
• 164cm
• 330cm

Find the mean:
28, 18, 19, 18, 17

• 20
• 18
• 11
• 19

Find the median:
3, 5, 7, 4, 3, 1

• 3 and 4
• There isn't one
• 3.5
• 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