Probability from Two-Way Tables

What number should go in the blue box?

• 21

• 135

• 19

• 22

How many total have no cell phone?

• 13

• 9

• 22

• 100

Who won the vote for class president?

• Zoe
• Alessandro

How many cars were at the dealership?

• 150
• 25
• 50
• 100

How many total people were surveyed about what ice cream flavor they would pick?

• 107
• 92
• 70
• 269

Out of those surveyed, what is the probability that the student is a boy who can't bike to school?

• 4/30

• 7/30

• 4/11

• 14/30

Out of all those surveyed who wear shoes, what is the probability they wore shorts?

• 10/16

• 6/22

• 16/36

• 6/16

The table shows the different types of engineers and the subject they liked most. What percentage of people surveyed were chemical engineers who preferred math?

• 16.5%

• 33.1%

• 17.6%

• 15.5%

What percentage of the days that it rained, did they forecast no rain?

• About 20%
• About 18%
• About 14%
• About 12%

Out of the males surveyed, what percentage drive sports car?

• 35%
• 16.25%
• 65%
• 25%