Two Way Tables

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 male and a sergeant?

• 8/13

• 8/33

• 8/67

• 8/100

What probability of students like Math?

• 0.26

• 0.54

• 0.46

• 0.38

A survey explored the relationship between gender and band class. Which is a reasonable conclusion?

• There are more band members than non-band members

• There are more boys in the class than girls

• There are more boys in band than not in band

• More than half of the bands members in the class are girls

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

What is the relative frequency of people that purchased no food?

• 10%

• 60%

• 15%

• 30%

What percent of the total population surveyed were electrical engineers that like math?

• 33.9%

• 48.6%

• 16.5%

• 21.7%

How many total people were surveyed?

• 78

• 22

• 70

• 100

What is the probability that a randomly selected politician is a republican? Round to the nearest percent.

• 46%

• 54%

• 50%

• 99%

What is the probability that a randomly selected politician is a democrat that supports the issue? Round to the nearest percent.

• 2%

• 20%

• 24%

• 50%

What is the probability that a randomly selected politician is a republican that does not support the issue? Round to the nearest percent.

• 28%

• 55%

• 48%

• 33%