Question

The local Holiday Inn collected seven months of data on the number of room- nights rented per month and the monthly utilities cost. The data were graphed, resulting in the following scatter plot:


1. Based on this scatter plot, how strong of a relationship does there appear to be be-tween the number of room- nights rented per month and the monthly utilities cost?
2. Do there appear to be any outliers in the data? Explain.
3. Suppose management performs the high- low method using this data. Do you think the resulting cost equation would be very accurate?Explain.


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  • CreatedAugust 27, 2014
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