Two-Way Tables

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

According to the table, what is the relative frequency of students ages 10 - 13 who eat breakfast?

• About 33%
• About 50%
• About 40%
• About 44%

How many chemical engineers chose Science as their favorite subject?

• 80
• 91
• 171
• 262

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

• 4/30
• 7/30
• 2/15
• 14/30

What is the probability that the person picked will be a boy given they speak german? 

• .7273
• .4
• .16
• .22

What is the probability that they speak French given they are a girl? 

• 2.14
• .24
• .4
• .8571

What is the probability that a student does play a sport given they do not play an instrument? 

• .2
• .2222
• .10
• .5

What is the probability that a female is chose given they like a Toyota? 

• .525
• .4627
• .6774
• .3143

P(Sandals|Pants):

• 4/20
• 6/15
• 1/2
• 2/7

What is the JOINT relative frequency of a male preferring football (take the inner cell divided by the grand total)?

• 20%

• 48%

• 33%

• 100%