Unformatted text preview: The mean of the sample results were 18, so it is a little bit of if the true mean of water usage is actually 22. This could be that the numbers collected had an extremely small outlier. This could also mean that the sample results are statistically insignificant because they do not completely represent the true mean as claimed by Maureen....
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This note was uploaded on 05/02/2008 for the course STATISTIST EC151 taught by Professor Mcgowan during the Spring '08 term at BC.
 Spring '08
 McGowan

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