Probability Conditional

Find P(Y and P )'.

• 0.50

• 0.57

• 0.23

• 0.77

A bag of marbles contains 5 red, 8 green and 2 blue marbles. If two marbles are chosen randomly and not put back in the bag, what is the probability that you pick a red marble first and a green marble second?

• 8/45

• 1/21

• 4/21

• 2/45

What is the probability that someone plays basketball?

• .50

• .68

• .52

• .46

Find P( Full-time | Male)

• 7/3

• 3/10

• 3/7

• 4/7

Find P( Female | Part-time) =

• 15/31

• 43/71

• 31/43

• 15/43

Given the following VENN Diagram answer the following.

P( A | B )

• 2

• .4

• .6

• .8

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

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 an AA, given they hold a Visa.

• .0267

• 37.5

• .02

• .3333