1.     An advertisement is being tested to determine if it is effective in creating the intended mood relaxation. A sample of 15 people has been tested before and after viewing the ad. They were asked express their current feelings on a scale of 1 (very tense) to 5 (completely relaxed). The results are given in the accompanying Excel file. Based on the data, can we conclude that the ad is effective? Use a = 0.01. 

2.     An advertising study interviewed six randomly selected people in each of two cities, recording each person’s level preference for a new product. Resulting data is given in the accompanying excel file. 

 

Test whether the apparent difference in preference is significant at the 5% level.

• 1503064193-1 and 2.xlsx

AccountingQueen

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Status NEW Posted 18 Aug 2017 01:08 PM My Price 10.00

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