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What is the probability that the sample contains exactly

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Question: You may need to use the appropriate appendix table or technology to answer this question.

Thirty percent of the fish in a tank are guppies. A random sample of 6 fish is selected.

(a) What is the probability that the sample contains exactly 3 guppies? (Round your answer to four decimal places.)

(b) What is the probability that the sample contains fewer than 2 guppies? (Round your answer to four decimal places.)

(c) What is the probability that the sample contains exactly 1 non-guppy? (Round your answer to four decimal places.)

(d) What is the expected number of guppies in the sample?

(e) What is the variance of the guppies?

Reference no: EM133390551

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