Statistics Review

How many students had more than 6 candy bars?

• 5

• 2

• 3

• 1

What is the mode in this set of numbers:
7, 14, 20, 3, 7, 14, 2, 14, 7

• 7

• 20

• 7 & 14

• none of the above

Find the mean of these numbers:

5, 11, 2, 12, 4, 2

• 2

• 4

• 6

• 10

What is a requirement of a statistical question?

• one set answer

• a variety of answers

Statistical questions have _____ possible answers.

• zero

• one

• only two

• two or more

the following is time (in seconds) taken for five men to run in a sprint race
59,65,61,62,55
what is the mean of the time taken?

• 60.0

• 60.4

• 61.0

• 61.4

What is the median?

• biggest- smallest

• average

• the middle #

• that happens the most

What is the mode?
100, 101, 102, 100, 101, 102, 100, 101, 102, 100

• 100

• 102

• 101

• 103

The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below: 
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?

• 5

• 6

• 9

• 11

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