10 terms

# Binomial Distribution

#### Terms in this set (...)

According to a poll, 56% of voters support funding a new community center. A surveyor randomly selects 75 voters and asks each voter if he or she is in favor of the center. If being in favor of the center is a success, what is the probability of a success for this binomial experiment?

0.34
0.44
0.56
0.75
0.56
Forty-four percent of the members of the Science Club wear blue shirts. Which of the following is a binomial experiment?

Selecting eight members randomly and recording whether each member is wearing a blue shirt
Selecting eight members randomly and recording the number in the group wearing a blue shirt
Selecting members randomly until one without a blue shirt is chosen
Selecting members randomly until one with a blue shirt is chosen
Selecting eight members randomly and recording whether each member is wearing a blue shirt
Janie flips a coin 70 times and records if it comes up heads. If getting heads is a success, what is the probability of a failure?

0.2
0.5
0.7
1.00
0.5
According to a survey, 15% of city workers take the bus to work. Donatella randomly surveys 10 workers. What is the probability that exactly 6 workers take the bus to work? Round the answer to the nearest thousandth.
NOT C
Dion flips a coin 20 times and records if it comes up heads. If getting heads is a success, what is the probability of a success on each roll?

0.2
0.3
0.5
1.00
0.5
Rina spins the spinner below 30 times. A success occurs when the spinner lands on a number that is greater than 6.

What is the probability of a success and a failure for this experiment?
P(Success)= 1/4
P(Failure)= 3/4
Thirty-three percent of all students at a high school like beef stew. Out of 300 students, 40 are selected randomly and asked whether they liked beef stew. If liking beef stew is a success, what is the probability of a failure for this binomial experiment?

0.33
0.40
0.57
0.67
0.67
Laila guesses on all 20 questions of a multiple-choice test. Each question has 4 answer choices. What is the probability of a success and a failure for this experiment?
P(Success)= 1/4
P(Failure)= 3/4
Van guessed on all 8 questions of a multiple-choice quiz. Each question has 4 answer choices. What is the probability that he got exactly 1 question correct? Round the answer to the nearest thousandth.
B
Which of the following is a binomial experiment?

Rolling a six-sided number cube 24 times and recording if a 4 comes up
Rolling a six-sided number cube and recording the number until a 4 comes up
Rolling a six-sided number cube and recording the number until an even number comes up
Rolling a six-sided number cube 24 times and recording the number that comes up
NOT C