Pomegranates are sold in crates of 10 it is estimated that, Ask an Expert

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Pomegranates are sold in crates of 10. It is estimated that about 25% of the pomegranates in a crate are bad.

(a) What's the expected number of good pomegranates in a crate?

(b) What's the standard deviation of the number of good pomegranates in a crate?(c) What's the probability that there are at least 8 good pomegranates in a crate?

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