Unformatted text preview: each sample; the result will be 1000 sample means (one for each row). Next, produce a histogram of the 1000 sample means. What shape does the histogram appear to be approximating and why? 2. Suppose the sample, from realestate.xls , concerning homes had come the fox valley. Compute a 95% conﬁdence interval for the population average selling price. Interpret your ﬁndings. 3. Using the 0.02 level of signiﬁcance, can we conclude that there is a diﬀerence between the proportion of houses with pools and the proportion of houses with garages? 4. Testing the hypothesis that the the average distance from downtown is 12 miles; use the 1% level of signiﬁcance. 1 If you choose to use Minitab, simply copy and paste the Excel data into the Minitab data editor (worksheet), and then commence with your analysis. 1...
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 Spring '08
 HALEY
 Economics, Statistics, Mean, M. Ryan Haley, Minitab data editor, Business Statistics Economics

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