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The quality control inspector of a production plant will reject a batch or syringes of two or more defective syringes are found in a random

The quality control inspector of a production plant will reject a batch or syringes of two or more defective syringes are found in a random sample of ten syringes taken from a batch. Suppose the batch contains 5% defective syringes.

what is the expected number of defective syringes the inspector will find?

what is the probability that the batch will be accepted?

find standard deviation?

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