Binomial Probability

• 0

• 4/9

• 3/2

• 2/3

Tags

CCSS.HSA.APR.D.7

Which descriptions are true for a binomial distribution?

• the probability of success must be the same for each event

• the probability for each event must be 0.5

• there can be only two possible outcomes

• The probabilities must add to 1

• each trial must be independent

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.3

What is the probability of tossing a coin 5 times and having it land tails-side-up 4 of the 5 times?

• 7.8 %

• 80 %

• 15.6 %

• 20 %

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9

In a certain town, 75% of all drivers are insured. What is the expected number of insured drivers present in a group of 200 randomly selected townspeople?

• 75

• 150

• 175

• 125

Tags

CCSS.HSF-LE.A.1B

In a certain town, 90% of the people drive without ever looking at their phones. In a group of 200 randomly selected citizens, what is the variance?

• 18

• 4.24

• 150

• 12.25

Tags

CCSS.HSS.ID.A.4

At a certain restaurant, there is a 70% probability that the flowers on your table will be yellow. If you are there with a group that is occupying 6 tables, what is the probability that 5 of the tables will have yellow flowers?

• 70%

• 70.6 %

• 30.3 %

• 5.0 %

Tags

CCSS.HSS.CP.B.9

CCSS.HSS.MD.A.3

• 3/32

• 29/32

• 1

• 5/64

Tags

CCSS.HSA.APR.C.5

CCSS.HSA.SSE.B.3

CCSS.HSS.CP.B.9

If you were to flip a coin 20 times, what is the probability you would get exactly 10 heads?

Enter your answer in decimal form with three decimal places.

Tags

CCSS.HSS.CP.B.9

A biology test has 6 multiple choice questions. Each question has four choices and one correct answer. If we just randomly guess on each of the 6 questions, what is the probability that you get exactly 3 questions correct?

(Enter your answer in decimal form with three decimal places)

Tags

CCSS.HSS.CP.B.9

A fair quarter is flipped three times. What is the probability of getting two or more heads?

(Enter your answer in decimal form with three decimal places)

Tags

CCSS.HSS.CP.B.9