The mean annual tuition and fees for a sample of 15 private colleges was $41,200 with a standard deviation of $5,300. A dotplot shows that it is reasonable to assume that the population is...

The mean annual tuition and fees for a sample of 15 private colleges was $41,200 with a standard deviation of $5,300. A dotplot shows that it is reasonable to assume that the population is approximately normal. Test the hypothesis whether the mean tuition and fees for private colleges is different from $38,000. Use the p value method.