QUESTION 2: Rod wants to know whether gender affects the amount of money spent on groceries. So, he recruits a sample of 30 men and 30 women and records how much each person spends on groceries. He finds that the 30 men he studied spent $50, on average, with standard deviation $5. He finds that the 30 women he studied spent $60, on average, with standard deviation $2. Does gender significantly affect the amount of money spent on groceries? = 0.05

a) State the null and alternative hypotheses in words.

b) Locate the critical value that defines the critical region.

c) Calculate your statistics.

d) Make a decision with respect to the null.

e) Write a concluding statement in everyday language.

f) If you reject the null, don't forget to calculate the effect size. If you failed to reject the null, you can skip this part