Liberty travel advertises stating they have very competitive rates. They claim that the mean

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Liberty travel advertises stating they have very competitive rates. They claim that the mean cost for lodging daily for two adults when on a vacation in Chicago Illinois is at least $240.00. A random sample of 24 groups of adults has a mean daily lodging cost of $233 and a standard deviation of $12.50. Is there enough evidence to reject the claim at α= 0.10? Assume the population is normally distributed.
a. Write the claim (Ho and Ha)
b. Find the P-value
c. Decide whether to reject or fail to reject the claim.
d. Interpret.

 

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