Conditional Probability

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

• 2.6

• .12

• .24

• .38

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 female is chose given they like a Toyota? 

• .525

• .4627

• .6774

• .3143

What is the probability that a student plays on a sports team given they play an instrument?

• .7273

• .8

• .55

• .2222

What is P(not sport | Foreign language)?

• 23/37

• 14/23

• 14/37

• 3/23

What is P(male given F)?

• 53.8%

• 7%

• 13%

• 26.9%

The probability that a women likes the color blue is 10%. The probability of being a women is 40%. What is the probability that a women is chosen given they liked the color blue?

• 4

• .4

• .1

• .25

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(Foreign language | Sport)?

• 14/27

• 7/12

• 23/47

• 37/47