Math Probability Question?

Posted on 2014-12-18 08:02:00 in Math by SANDY

The crazy cat bakery produces pasteries. In preperation for the wedding season, the company increases their production. In an hour they produce 750 pasteries. Their quality control department is content with a production run with less then 15% defective pasteries. If the quality control production department takes a sample of 125 pasteries.

a) Determine if this the binomial distribution can be approximated by the normal distributed.

b) provided part a was successful. Determine the probability that the sample of pasteries will include 12 or less defective pasteries.

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