Probability Using Two Way Tables

Given a student plays soccer, what is the probability the student is female?

• 12/54

• 42/54

• 12/35

• 42/75

Given a student doesn’t play soccer, what is the probability the student is male?

• 33/56

• 23/56

• 33/75

• 23/35

The make-up of employees at a police station is shown in the table above:

What is the probability that a randomly selected employee is a chief?

• 1/100

• 2/100

• 1/33

• 1/67

Chelsea surveyed a sample of students in the senior class to determine the distribution of students with a driver’s license.

What is the probability a randomly selected student is female and can drive?

• 15/60

• 48/60

• 33/120

• 48/120

What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 

• 4%

• 14%

• 13%

• 29%

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 is the relative frequency of people that purchased no food?

• 10%

• 60%

• 15%

• 30%

What would you divide to find the relative frequencies by row? (Select all that apply.)

• 55/118

• 55/143

• 88/103

• 88/143

What percentage of males drive sports cars?

• 35%

• 16.25%

• 65%

• 25%

According to the two-way table, a person who plays an instrument is most likely to:

• Not play an instrument

• Not play a team sport

• Play a team sport

• All of the above