Probability Geometry Review with Conditional Probability

Find P( Female | Part-time) =

• 15/31

• 43/71

• 31/43

• 15/43

P(A∣B)=

• P(A⋂B)/P(A)

• P(A⋂B)/P(B)

• P(A⋃B)/P(A)

• P(A⋃B)/P(B)

A jar contains black and white marbles. Two marbles are chosen without replacement. The probability of selecting a black marble and then a white marble is 0.34, and the probability of selecting a black marble on the first draw is 0.47. What is the probability of selecting a white marble on the second draw, given that the first marble drawn was black?

• 16%

• 1.38%

• 72.3%

• Not enough information

What is P(T given C)?

• 45%

• 29.6%

• 40%

• 33.3%

• .2855
• .6246
• .0922
• .3230

What is the probability that a student plays on a sports team given they don't play an instrument? 

• .7273

• .8

• .55

• .2222

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 a student plays on a sports team given they play an instrument?

• .7273

• .8

• .55

• .2222

Mary is a good student. The probability that she studies and passes her test is 3/5. If the probability that she studies is 8/9. What is the probability that she passes given that she studies? 

• 27/40

• 1.48

• .008

• .0593