Question: The manager of the Danvers-Hilton Resort Hotel stated that the mean guess bill for a weekend is $600 or less. A member of the hotel’s accounting staff noticed that the total charges for guest bills have been increasing in recent months. The accountant will use a sample of weekend guest bills to test the managers claim.

a. Which form of hypothesis should be used to test the managers claim? Explain

H_o: µ ≥ 600 H_o: µ≤ 600 H_o: µ = 600

H_a: µ < 600 H_a: µ > 600 H_a: µ ≠ 600

b. What conclusion is appropriate when H_o cannot be rejected?

c. What conclusion is appropriate when H_o can be rejected?