The average teachers’ salary in a certain state is $57,337 . Suppose that the distribution of salaries is normal with a standard deviation of $7500 . Assume that the sample is taken from a large population and the correction factor
The average teachers’ salary in a certain state is $57,337 . Suppose that the distribution of salaries is normal with a standard deviation of $7500 . Assume that the sample is taken from a large population and the correction factor