Compound Probability from Tables

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

• .7273

• .4

• .16

• .22

P(Sandals|Pants):

• 4/20

• 6/15

• 1/2

• 2/7

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

Given that a student has a permit, what is the probability the student is female?

• 15/29

• 33/59

• 15/60

• 15/120

Given the employee is an inspector, what is the probability the employee is male?

• 2/6

• 2/33

• 2/67

• 2/100

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

Cole has two bags of marbles. The first bag contains 6 red, 5 blue, & 4 green marbles. The second bag contains 3 red, 2 blue, & 4 green marbles. Cole will randomly select 1 marble from each bag. What is the probability he selects a blue marble from each bag?

• 5/9

• 1/35

• 1/6

• 2/27

Jaime surveyed customers in a restaurant to find out their favorite meal. One person in the restaurant will be picked at random. Based on the given information, which statement is true?

• This person's favorite meal is twice as likely to be hamburger and french fries as it is to be spaghetti.

• This person's favorite meal is 4 times as likely to be chili as it is to be vegetarian delight.

• This person's favorite meal is more likely to be chili than hamburger and french fries.

• This person's favorite meal is equally likely to be either vegetarian delight or spaghetti.

The two-way table above gives information about the grades for the semester in Mrs. Hardcase’s English class.

Given that the grade is a B, what is the probability of the student being male?

Mathematical Equivalence

ON

What is the probability that a randomly selected employee is male and a sergeant?

Mathematical Equivalence

ON

Use the table which gives the number of passengers from the Titanic who survived or died and their cabin class. What is the probability that the passenger survived and is from 2nd class?

Mathematical Equivalence

ON