STATISTICS - FINALS

As x increases, y increases

• correlation coefficient
• causation
• positive correlation
• negative correlation

What is the correlation?

• Negative correlation
• No correlation
• Positive correlation
• All of the above

What percent of people who attended the basketball game also attended the school play?

• 38%

• 47%

• 25%

• 54%

How many students are between 60 and 63 inches tall?

• 3
• 0
• 12
• 7

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 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