Two major computer companies manufacture and sell computer accessories. The pric
ID: 3057645 • Letter: T
Question
Two major computer companies manufacture and sell computer accessories. The prices of 5 randomly selected accessories are listed below: Computer Accessory Price Data Computer Accessory Macrohard Price () Pear Computer Price ($) keyboard mouse speaker modem monitor 51.24 38.57 193.90 133.37 508.89 56.02 33.06 165.86 106.88 445.3 The quality of the computer accessories for both companies are practically the same because both companies purchase the parts from the same wholesaler. Since the market for these accessories is very competitive, the main reason why one product would be more expensive than another would be due to brand name and the advertizing related to it. A computer periodical claims that Macrohard products are generally more expensive than Pear Computer products. You plan to do a hypothesis test on this claim where Ho: Macrohard accessories are equal in price to Pear Computer products Ha: Macrohard accessories are more expensive You may assume that the differences in prices are normally distributed a) Calculate the test statistic (t) that is best suited in conducting this hypothesis test. Give your answer to 2 decimal places b) According to the above data and at a level of significance of 0.1, the claim that Macrohard accessories are more expensive is given the results of the hypothesis testExplanation / Answer
Two major computer companies manufacture and sell computer accessories. The prices of 5 randomly selected accessories are listed below: Computer Accessory Price Data Computer Accessory Macrohard Price () Pear Computer Price ($) keyboard mouse speaker modem monitor 51.24 38.57 193.90 133.37 508.89 56.02 33.06 165.86 106.88 445.3 The quality of the computer accessories for both companies are practically the same because both companies purchase the parts from the same wholesaler. Since the market for these accessories is very competitive, the main reason why one product would be more expensive than another would be due to brand name and the advertizing related to it. A computer periodical claims that Macrohard products are generally more expensive than Pear Computer products. You plan to do a hypothesis test on this claim where Ho: Macrohard accessories are equal in price to Pear Computer products Ha: Macrohard accessories are more expensive You may assume that the differences in prices are normally distributed a) Calculate the test statistic (t) that is best suited in conducting this hypothesis test. Give your answer to 2 decimal places b) According to the above data and at a level of significance of 0.1, the claim that Macrohard accessories are more expensive is given the results of the hypothesis test
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