During the past many summers, Ross and Rachel have had tourists stay at their bed and breakfast. On average they receive

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answerhappygod
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During the past many summers, Ross and Rachel have had tourists stay at their bed and breakfast. On average they receive

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During The Past Many Summers Ross And Rachel Have Had Tourists Stay At Their Bed And Breakfast On Average They Receive 1
During The Past Many Summers Ross And Rachel Have Had Tourists Stay At Their Bed And Breakfast On Average They Receive 1 (22.1 KiB) Viewed 9 times
During the past many summers, Ross and Rachel have had tourists stay at their bed and breakfast. On average they receive 420 tourists and during the last summer, with a standard deviation of 15 tourists and a z-score for the last summer of business of -0.87. a. How do you know that the last summer of business was not as good as usual? b. How many tourists did they receive last summer?
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