A poll reported that 62% of adults were satisfied with the job the major airlines were doing. Suppose 25 adults are selected at random and the number who are satisfied is recorded. Complete parts (a) through (e) below. (a) Explain why this is a binomial experiment. Choose the correct answer below. OA. This is a binomial experiment because there are three mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success is the same for each trial. OB. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a random number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success is the same for each trial. O C. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success changes in each trial. O D. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success is the same for each trial. (b) Find and interpret the probability that exactly 13 of them are satisfied with the airlines. The probability that exactly 13 adults are satisfied with the airlines is (Round to four decimal places as needed.) Interpret the probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) OA. In 100 randomly sampled surveys of 25 adults, exactly 13 out of the 25 adults would be expected to be satisfied with the airlines in about of those surveys.

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A poll reported that 62% of adults were satisfied with the job the major airlines were doing. Suppose 25 adults are selected at random and the number who are satisfied is recorded. Complete
parts (a) through (e) below.
(a) Explain why this is a binomial experiment. Choose the correct answer below.
OA. This is a binomial experiment because there are three mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome
of another, and the probability of success is the same for each trial.
C
OB. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a random number of trials, the outcome of one trial does not affect the outcome
of another, and the probability of success is the same for each trial.
O C. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome
of another, and the probability of success changes in each trial.
OD. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome
of another, and the probability of success is the same for each trial.
(b) Find and interpret the probability that exactly 13 of them are satisfied with the airlines.
The probability that exactly 13 adults are satisfied with the airlines is
(Round to four decimal places as needed.)
Interpret the probability. Select the correct choice below and fill in the answer box within your choice.
(Round to the nearest integer as needed.)
OA. In 100 randomly sampled surveys of 25 adults, exactly 13 out of the 25 adults would be expected to be satisfied with the airlines in about
OB. In 100 randomly sampled surveys of 25 adults, 13 or more of the 25 adults would be expected to be satisfied with the airlines in about
OC. In 100 randomly sampled surveys of 25 adults, less than 13 of the 25 adults would be expected to be satisfied with the airlines in about
(c) Find and interpret the probability that at least 19 of them are satisfied with the airlines.
The probability that at least 19 adults are satisfied with the airlines is
(Round to four decimal places as needed.)
of those surveys.
of those surveys.
of those surveys.
Transcribed Image Text:A poll reported that 62% of adults were satisfied with the job the major airlines were doing. Suppose 25 adults are selected at random and the number who are satisfied is recorded. Complete parts (a) through (e) below. (a) Explain why this is a binomial experiment. Choose the correct answer below. OA. This is a binomial experiment because there are three mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success is the same for each trial. C OB. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a random number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success is the same for each trial. O C. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success changes in each trial. OD. This is a binomial experiment because there are two mutually exclusive outcomes for each trial, there is a fixed number of trials, the outcome of one trial does not affect the outcome of another, and the probability of success is the same for each trial. (b) Find and interpret the probability that exactly 13 of them are satisfied with the airlines. The probability that exactly 13 adults are satisfied with the airlines is (Round to four decimal places as needed.) Interpret the probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) OA. In 100 randomly sampled surveys of 25 adults, exactly 13 out of the 25 adults would be expected to be satisfied with the airlines in about OB. In 100 randomly sampled surveys of 25 adults, 13 or more of the 25 adults would be expected to be satisfied with the airlines in about OC. In 100 randomly sampled surveys of 25 adults, less than 13 of the 25 adults would be expected to be satisfied with the airlines in about (c) Find and interpret the probability that at least 19 of them are satisfied with the airlines. The probability that at least 19 adults are satisfied with the airlines is (Round to four decimal places as needed.) of those surveys. of those surveys. of those surveys.
A poll reported that 62% of adults were satisfied with the job the major airlines were doing. Suppose 25 adults are selected at random and the number who are satisfied is recorded. Complete
parts (a) through (e) below.
The probability that at least 19 adults are satisfied with the airlines is
(Round to four decimal places as needed.)
Interpret the probability. Select the correct choice below and fill in the answer box within your choice.
(Round to the nearest integer as needed.)
OA. In 100 randomly sampled surveys of 25 adults, less than 19 of the 25 adults would be expected to be satisfied with the airlines in about
OB. In 100 randomly sampled surveys of 25 adults, exactly 19 out of the 25 adults would be expected to be satisfied with the airlines in about
OC. In 100 randomly sampled surveys of 25 adults, 19 or more of the 25 adults would be expected to be satisfied with the airlines in about
of those surveys.
(e) Would it be unusual to find more than 22 who are satisfied with the job the major airlines were doing?
The result is unusual, because P(x>22)=
expected in about of the random samples.
(Type integers or decimals. Round to four decimal places as needed.)
of those surveys.
of those surveys.
(d) Find and interpret the probability that between 11 and 14 of them, inclusive, are satisfied with the airlines.
(Round to four decimal places as needed.)
The probability that between 11 and 14 adults, inclusive, are satisfied with the airlines is
Interpret the probability. Select the correct choice below and fill in the answer box within your choice.
(Round to the nearest integer as needed.)
of those surveys.
OA. In 100 randomly sampled surveys of 25 adults, either 12 or 13 of the 25 adults would be expected to be satisfied with the airlines in about
B. In 100 randomly sampled surveys of 25 adults, no more than 11 or no less than 14 out of the 25 adults would be expected to be satisfied with the airlines in about
of those surveys.
OC. In 100 randomly sampled surveys of 25 adults, between 11 and 14 of the 25 adults would be expected to be satisfied with the airlines in about
of those surveys.
under the assumption that the proportion of adults that are satisfied with the airlines is 62%. Thus, in 100 random samples of size 25, this result is
Transcribed Image Text:A poll reported that 62% of adults were satisfied with the job the major airlines were doing. Suppose 25 adults are selected at random and the number who are satisfied is recorded. Complete parts (a) through (e) below. The probability that at least 19 adults are satisfied with the airlines is (Round to four decimal places as needed.) Interpret the probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) OA. In 100 randomly sampled surveys of 25 adults, less than 19 of the 25 adults would be expected to be satisfied with the airlines in about OB. In 100 randomly sampled surveys of 25 adults, exactly 19 out of the 25 adults would be expected to be satisfied with the airlines in about OC. In 100 randomly sampled surveys of 25 adults, 19 or more of the 25 adults would be expected to be satisfied with the airlines in about of those surveys. (e) Would it be unusual to find more than 22 who are satisfied with the job the major airlines were doing? The result is unusual, because P(x>22)= expected in about of the random samples. (Type integers or decimals. Round to four decimal places as needed.) of those surveys. of those surveys. (d) Find and interpret the probability that between 11 and 14 of them, inclusive, are satisfied with the airlines. (Round to four decimal places as needed.) The probability that between 11 and 14 adults, inclusive, are satisfied with the airlines is Interpret the probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) of those surveys. OA. In 100 randomly sampled surveys of 25 adults, either 12 or 13 of the 25 adults would be expected to be satisfied with the airlines in about B. In 100 randomly sampled surveys of 25 adults, no more than 11 or no less than 14 out of the 25 adults would be expected to be satisfied with the airlines in about of those surveys. OC. In 100 randomly sampled surveys of 25 adults, between 11 and 14 of the 25 adults would be expected to be satisfied with the airlines in about of those surveys. under the assumption that the proportion of adults that are satisfied with the airlines is 62%. Thus, in 100 random samples of size 25, this result is
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