Question
A ski company in Vail owns two ski shops, one on the west side and one on the east side of Vail. Ski hat sales
A ski company in Vail owns two ski shops, one on the west side and one on the east side of Vail. Ski hat sales data (in dollars) for a random sample of 5 Saturdays during the 2004 season showed the following results. Is there a significant difference in sales dollars of hats between the west side and east side stores at the 10 percent level of significance?
Saturday Sales Data ($) for Ski HatsSaturdayEast Side ShopWest Side Shop15025132413739363969445095145464564
Click here for the Excel Data File
- (a)Choose the appropriate hypotheses. Assumedis the difference in average sales between the east side and west side stores.H0:d= 0 versusH1:d 0.
- H0:d 0 versusH1:d= 0.
multiple choice 1
- a
- b
(b)State the decision rule for a 5 percent level of significance.(Round your answers to 3 decimal places.)
Reject the null hypothesis iftcalc
(c-1)Find the test statistictcalc.(Round your answer to 2 decimal places. A negative value should be indicated by a minus sign.)
tcalc
(c-2)What is your conclusion?
We
(Click to select)
cannot
can
conclude that there is a significant difference in sales dollars of hats between the west side and east side stores.
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