Mean, Median, Mode, Range, and Standard Deviation

What is the mode?

• happening the most

• the average

• biggest - smallest

• the middle #

A data set can have more than one mode

• True

• False

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 range of the set: 49, 68, 62, 47, 39, 54, 43

• 25

• 29

• 31

• 19

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 mean number of miles Jenna cycled?

• 31

• 36

• 39

• 41

Paulo got these markers in three tests: 72, 80 and 82. He had one more test to sit. He wanted an average of 80 for the four tests. What mark must he get in the fourth test?

• 78

• 80

• 84

• 86

If the mean of a data set is 10, what is the missing piece of data? 
5, 4, 7, 15, 12, ___

• 7

• 17

• 20

• 16

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

Lizzy had test scores of:   72, 94, 108, 60
What is the RANGE of her test scores?

• 12

• 72

• 48

• 98