Conditional Two Way Tables

Given that a student selected at random ate breakfast, find the probability that the student was a girl.

• 55%

• 38%

• 15%

• 75%

The two way table displays data about cars. Given that a person is a male, find the probability that the person also has a sports car.

Answer in percent

What percent of males prefer basketball?

• 22%

• 155%

• 77%

• 29%

• 15%

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

• About 20%

• About 18%

• About 14%

• About 12%

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

• 38%

• 47%

• 25%

• 54%

Of the times when the forecast called for rain, what is the percentage that it actually rained?

• About 90%

• About 50%

• About 70%

• About 80%

What percentage of males drive sports cars?

• 35%

• 16.25%

• 65%

• 25%

How many chemical engineers chose Science as their favorite subject?

• 80

• 91

• 171

• 262

Of the mechanical engineers, what is the probability that math is their favorite subject?

• 91

• 52%

• 17%

• 35%

What percentage of the students were boys?

• 20%

• 25%

• 40%

• 50%