A market researcher for a consumer electronics company wants to study the media viewing behaviour of residents of a particular area. A random sample of 44 respondents is selected, and each respondent is instructed to keep a detailed record of time spent engaged viewing content across all screens in a particular week. The results are asfollows: Content viewing time perweek: Sample mean X-bar = 37 hours, S-6.9 hours. Construct a 95% confidence interval estimate for the mean content viewing time per week in this area

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A: The sample proportions are: p̂1 = 26% = 0.26 p̂2 = 32% = 0.32

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A: Race              Proportion       Observed [O]  White                 0.426                  22…

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A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…