Answer
It is not too small.
Work Step by Step
A sample size of 1501 is not too small, given that the error we found earlier in this problem was only 2.5 percent. With this being said, it is necessary with the type of a sample size to make sure that who receives the survey is truly random. After all, when surveys are not as large, it is a lot easier for them to be skewed by small surveying mistakes.
