Unit 7 Statistics

What is the median of this data?

• 6.5

• 9

• 10.5

• 8

What is the mean (average) of this data? Round to the nearest tenth.

• 8.0

• 8.3

• 7.5

• 9.0

What is the mode of this data?

• 7

• 10

• 8

• 6.5

What is the range of this data?

• 4

• 10.5

• 6.5

• 9

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

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

What is the definition of the range?

• The average
• The number that occurs the most
• The middle number
• The difference of the largest and smallest numbers

The mode is the number ________________________.

• you see most

• you see least

• you don't see

• you see first

A data set can have more than one mode

• True
• False

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