A survey of hotels found that the average hotel room rate in New - 6719

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A survey of hotels found that the average hotel room rate in New Orleans is $88.42 and the average room rate in Phoenix is $80.61. The survey sampled 50 hotels in each city. The standard deviations were $5.62 and $4.83, respectively. At alpha=.05, it can be concluded that there is a significant different in the rates? 

A.  7.45

B.  -1.96 

C.  1.96

D.  -7.45 

Solution Description

A survey of hotels found that the average hotel room rate in New