Waiters at Finegold's Restaurant and Lounge earn most of their income from tips.Each waiter is required to "tip-out" a portion of tips to the table bussers and hostesses.The manager has based the "tip-out" rate on the assumption that the mean tip is at least 15% of the customer bill.To make sure that this is the correct assumption,he has decided to conduct a test by randomly sampling 60 bills and recording the actual tips. State the appropriate null and alternative hypotheses. A)H₀: μ ≥ 15 H_a: μ 15 C)H₀: μ ≥ 9 H_a: μ 9

Question

Waiters at Finegold's Restaurant and Lounge earn most of their income from tips.Each waiter is required to "tip-out" a portion of tips to the table bussers and hostesses.The manager has based the "tip-out" rate on the assumption that the mean tip is at least 15% of the customer bill.To make sure that this is the correct assumption,he has decided to conduct a test by randomly sampling 60 bills and recording the actual tips. State the appropriate null and alternative hypotheses. A)H₀: μ ≥ 15 H_a: μ < 15 B)H₀: μ ≤ 15 H_a: μ > 15 C)H₀: μ ≥ 9 H_a: μ < 9 D)H₀: μ ≤ 9 H_a : μ > 9

Quizplus · Accepted Answer

The null hypothesis (H₀) should reflect the manager's assumption that the mean tip is at least 15% of the bill, which is μ ≥ 15. The alternative hypothesis (Hₐ) would be that the mean tip is less than 15%, which is μ < 15.

Waiters at Finegold's Restaurant and Lounge Earn Most of Their