Is there a difference between the BMI in September for the students and their BMI in April?

1. Identify the null and alternative hypothesis.
2. Name the type of test you are using and explain why this test is appropriate.
   1. What is the mean Sept BMI and standard deviation?
   2. What is the mean April BMI and standard deviation?
   3. What is the mean and standard deviation of September BMI and April BMI?
   4. What is the value of the test statistic?
   5. What is the p-value?
3. Using a level of significance of 0.05, what is your decision about the null hypothesis?
4. Write a conclusion that answers the question.

One-Sample Statistics Std. Error N Mean Std. Deviation Mean BMI SEPT 67 22.0300 3.30890 .40425 BMI APRIL 67 22.4842 3.60253 .44012