Identify the type of hypothesis test would use to test each of the following, and the null and alternative hypotheses for the hypothesis test.

1.There is a relationship between BMI category (normal, overweight, obese) and systolic blood pressure.

2.There is a relationship between BMI category (normal, overweight, obese) and smoking status (never, former, current).

3.There is a relationship between BMI category (non-obese, obese) and oxytocin levels[1].

4.There is a relationship between BMI category (non-obese, obese) and high blood pressure.

5.The prevalence of smoking differs between those classified as obese and those classified as non-obese.