Basic Conditional Probability Multiplication Rule

45% total of the children in a school have a dog, 30% total have a cat, and 18% have a dog and cat. What percent of those who have a cat also have a dog?

• 60%

• 40%

• 24%

• 1.7%

Given P(A) = .8 and P( B| A) = .3, find P( A and B).

• 2.6

• .12

• .24

• .38

Given the following VENN Diagram answer the following

P( B | A )

• .4

• .25

• .5

• .67

P(Pizza|Senior):

• 10/15

• 4/5

• 2/3

• 10/5

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

• .525

• .4627

• .6774

• .3143

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 plays on a sports team given they play an instrument?

• .7273

• .8

• .55

• .2222

A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold an AA card, and 40 hold a Visa and AA card. Find the probability that a random chosen customer holds a Visa and AA card, given they hold a Visa.

• .0267

• .02

• 37.5

• .3333

What is P(not sport | Foreign language)?

• 23/37

• 14/23

• 14/37

• 3/23