Dear Tutor, need your kind assistance on question below. Thank you in advance.

A researcher wants to verify his belief that smoking and drinking go together. The following table shows individuals cross-classified by drinking and smoking habits.

	SMOKE	Not Smoke
Drink	328	101
Not Drink	141	98

a. Set up the competing hypotheses to determine if drinking and smoking are dependent.

b. Calculate the value of the test statistic.

c. Specify the critical value at the 5% significance level.

d. Can you conclude smoking and drinking are dependent?