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The manager of the Danvers-Hilton Resort Hotel stated that the mean guest bill for a weekend is $600 or less. A member of the hotel's

The manager of the Danvers-Hilton Resort Hotel stated that the mean guest 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 future weekend guest bills to test the manager's claim.

a) Develop the null and alternative hypotheses most appropriate for this study.

Is this a left, right, or two tailed test?

b) What conclusion is appropriate whenH0cannot be rejected?

c) What conclusion is appropriate whenH0can be rejected?

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