AP Stats REVIEW - Ch 4 Probability

True or False? A compound event consists of two or more outcomes or simple events.

• True

• False

If the probability that it will rain tomorrow is 0.37, what is the probability that it will not

rain tomorrow?

• 0.37

• -0.37

• 0.63

• 1.37

True or False? If there are 18 equally likely events, then the probability of the first one occuring is 1/18.

• True

• False

Find the probability of getting a number greater than 4 when a 6-sided die is rolled one time.

• 1/2

• 2/3

• 1/6

• 1/3

If two dice are rolled one time, find the probability of getting a sum of 6.

• 1/6

• 7/36

• 5/36

• 1/12

If a red suit is drawn from an ordinary deck of cards, what is the probability that the

card is a diamond?

• 1/2

• 1/3

• 1/4

• 1/5

At a certain college, there were 600 science majors, 200 engineering majors, and 500

business majors. If one student was selected at random, the probability that the student

is an engineering major is:

• 2/11

• 2/13

• 1/2

• 11/13

In a fish tank, there are 23 goldfish, 4 angelfish, and 9 guppies. If a fish is selected at

random, find the probability that it is an angelfish or a guppy.

• 3/4

• 13/36

• 8/9

• 23/36

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A group of 10 male and 8 female students is talking about going out for pizza. If 50%

of the male students actually go and 25% of the female students actually go, find the

probability that a random student who goes out for pizza is female.

• 1/8

• 4/5

• 2/7

• 1/18

In the Happy Hilltop Health Home, 10% of the residents play shuffleboard, 35% of the

residents play poker, and 10% of the residents garden. If 5% of the residents play

poker and garden, find the probability that a resident plays poker, given that they also

garden.

• 50%

• 14%

• 6%

• 8%