Number of defective items in a sample

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A particular manufacturing process is known to produce 0.3 proportion defective items. Suppose that a sample of 10 items produced by this process are selected at random.

(a) The probability that the sample will contain exactly 1 defective item is.

(b) The probability that the sample will contain at most 2 defective items is.

(c) On average, the number of defective items in a sample of this size will be.

Reference no: EM132139721

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