Assume that IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. Assume 1000 freshmen took the test.

Okay, I understand that you are assuming that IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. And you are saying that 1000 freshmen took the test. Is there a specific question you would like me to answer or explain in this context?