The recent average starting salary for new college graduates in computer information systems is 47,500 . Assume salaries are normally distributed with a standard deviation of 4,500 . What is the probability of a new graduate receiving a salary between 45,000 and 50,000?
Question 2
When a great many simple random samples of size n are drawn from a population that is normally distributed, the sampling distribution of the sample means will be ___________________ _ regardless of sample size n. As n increases, the ___________________ _ of the sample distribution will become smaller.
Fill in the blank(s) with correct word
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