Question 11 pts Does the given procedure result in a binomial distribution? Proc

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Question 11 pts

Does the given procedure result in a binomial distribution?

Procedure: Surveying 100 people to determine if they like Sudsy Soap.

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Question 21 pts

Does the given procedure result in a binomial distribution?

Procedure: There are two jars, one contains 100 red balls and 90 blue balls, the other 100 blue and 90 red balls. You draw a ball from the first jar 10 times in a row, with replacement and then 10 times from the second one, also with replacement.. You record whether you drew a red ball.

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Question 31 pts

Does the given procedure result in a binomial distribution?

Procedure: Surveying 300 prisoners to see whether this is their first offense.

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Question 41 pts

Does the given procedure result in a binomial distribution?

Procedure: Asking 100 people which brand of cigarettes they smoke.

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Question 51 pts

A burglar alarm system has six fail-safe components. The probability of each failing is 0.05. Find the probability that exactly three will fail. Round to the nearest thousandth.

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Question 61 pts

A burglar alarm system has six fail-safe components. The probability of each failing is 0.05. Find the probability that none will fail. Round to the nearest thousandth.

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Question 71 pts

It is reported that 77% of workers aged 16 and over drive to work alone. Choose 8 workers at random. Find the probability that all drive to work alone. Round your answer to the nearest thousandths.

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Question 81 pts

It is reported that 77% of workers aged 16 and over drive to work alone. Choose 8 workers at random. Find the probability that exactly 3 drive to work alone. Round your answer to the nearest thousandths.

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Question 91 pts

Approximately 10.3% of American high school students drop out of school before graduation. Choose 10 students entering high school at random. Find the probability that all 10 stay in school and graduate. Round your answer to the nearest thousandth.

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Question 101 pts

Approximately 10.3% of American high school students drop out of school before graduation. Choose 10 students entering high school at random. Find the probability that no more than two drop out. Round your answer to the nearest thousandth.

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Question 111 pts

In a survey, 3 of 4 students said the courts show "too much concern" for criminals. Find the probability that at most 3 out of 7 randomly selected students will agree with this statement. Round your answer to the nearest thousandth.

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Question 121 pts

A burglar alarm system has six fail-safe components. The probability of each failing is 0.05. Find the probability that fewer than two will fail. Round to the nearest thousandth.

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Question 131 pts

Approximately 10.3% of American high school students drop out of school before graduation. Choose 10 students entering high school at random. Find the probability that at least 6 graduate. Round your answer to the nearest thousandth.

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Question 141 pts

The percentage of couples where both parties age in the labor force is 52.1. Choose five couples at random. Find the probability that more than three of the couples will have both persons in the labor force. Round your answer to the nearest thousandth.

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Question 151 pts

The percentage of couples where both parties age in the labor force is 52.1. Choose five couples at random. Find the probability that fewer than 2 of the couples have both parties working. Round your answer to the nearest thousandth.

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Question 161 pts

Mars, Inc., claims that 16% of its M&M plain candies are blue. A sample of 100 M&Ms is randomly selected. Find the mean number of M&Ms that are not blue in such groups of 100.

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Question 171 pts

Mars, Inc., claims that 16% of its M&M plain candies are blue. A sample of 100 M&Ms is randomly selected. Find the standard deviation of the number of M&Ms that are not blue in such groups of 100. Round your answer to the nearest tenth.

Explanation / Answer

11) Yes, it is a binomial dist

because consecutive trials are independent.

and

because the probability of success/failure does not change between trials.

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