A marketing researcher wants to estimate the mean amount spent per year? ($) on a web...

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A marketing researcher wants to estimate the mean amount spentper year? ($) on a web site by membership member shoppers. Supposea random sample of 100 membership member shoppers who recently madea purchase on the web site yielded a mean amount spent of $57 and astandard deviation of ?$ 54 Complete parts? (a) and? (b) below.
a. Is there evidence that the population mean amount spent peryear on the web site by membership member shoppers is differentfrom %51 (Using a .01 level of significance)
Identify the critical? value(s).
Determine the test statistic.
State the conclusion.
Determine the? p-value and interpret its meaning

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SolutionThe provided sample mean is x 57 and the Sample standarddeviation is s 54 and the sample size is n 1001 Null and Alternative HypothesesThe following null and alternative See Answer

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