Suppose a sample of 120 items is drawn from a population of manufactured products and the number of defective items is recorded. Prior experience has shown that the proportion of defectives is 0.05.
Is the sampling distribution of the proportion of defectives approximately normal?
______________
What is the mean?
______________
What is the standard deviation?
______________
What is the probability that the sample proportion is less than 0.10?
______________
How would the sampling distribution of the sample proportion change if the sample size were raised to 200?
________________________________________________________

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The Answer of Suppose a sample of 120 items is drawn from a population of manufactured products and the number of defective items is recorded. Prior experience has shown that the proportion of defectives is 0.05.
Is the sampling distribution of the proportion of defectives approximately normal?
______________
What is the mean?
______________
What is the standard deviation?
______________
What is the probability that the sample proportion is less than 0.10?
______________
How would the sampling distribution of the sample proportion change if the sample size were raised to 200?
________________________________________________________

Suppose a Sample of 120 Items Is Drawn from a Population