Significant Figures, Statistics, and Accuracy & Precision

What is the mean of the data set:
8.9, 9.4, 8.6, 9.1

• 8.5
• 8.9
• 9
• 9.1

What is the first thing you should do before finding the median?

• Start crossing numbers off
• Put numbers in order from least to greatest
• List the numbers how they are
• Look for repeats

Find the median of the data set:
18, 19, 17, 14, 20, 20, 15, 21

• 17
• 18.5
• 20
• 14

What is the mode of the test scores?

• 92.2

• 89

• 93

• 10

What is the median of the test scores?

• 92.2

• 89

• 91

• 86

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

What is the mode?

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

If you score 76, 85, 97, and 82 on your math tests, what would your mean score be? 

• 82
• 90
• 85
• 88

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

Identify the outlier in the set of data, if it exists: 
92, 88, 106, 109, 76, 72, 67, 10, 115, 73, 111, 102 

• 115

• 102

• no outlier

• 10