Question

You must show formulas and or some form of setup to receive full credit. Answers with up or some indication of how you arrived at an answer will receive no credit. You may answer Use Other Paper for all other problens and double sc qestionsTotal Points (128) Total Points (128) d.) Prior to the study the HR manager felt very strongly that the average time spent per week on the internet for work related problem solving had not changed and was still,-80 hrs. / wk. Based on the 95% confidence interval you found inpart b above, does the data support the manager's belief? Briefly in one or two sentences, why or why not? (2) e.) One of the more computer oriented HR employees responsible for hiring new SW developers and testers had a different opinion. Based on her regular conversations with developers and testers she was of the opinion that the average amount of time workers were logged into the internet per week had increased. She felt that a much better guess for the average time spent logged into the internet is, μ-85 hrs. / week. Based on the 98% confidence interval you found in part e above, does the data support the employee's belief? Briefly in one or two sentences, why or why not?

Answer 1

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