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Question: MAT 107 Index 7732 Quiz: Module 6 – Quiz Submut Qu This Question: 1 pt 7 of 18 (11 complete) â–¼ Yo…



Question: MAT 107 Index 7732 Quiz: Module 6 - Quiz Submut Qu This Question: 1 pt 7 of 18 (11 complete) â–¼ Yo...

Show transcribed image text MAT 107 Index 7732 Quiz: Module 6 – Quiz Submut Qu This Question: 1 pt 7 of 18 (11 complete) â–¼ You are ven e sami le mean and the population standard d tio ·Use this normation o construct he 0% ards os tir i ente inte vals or he pular Linter et he e usa dormare he widths of the confidence intervals. If convenient, use technology to construct the confidence intervals A random sample of 60 home theater systems has a mean price of $15000. Assume the population standard deviation is $16.80. Construct a 90% confidence interval for the population mean The 90% confidence interval is (DD (Round to two decimal places as needed) construct a 95% confidence interval for the population mean The 95% confidence interval is (DD (Round to two decimal places as needed) Interpret the results. Choose the correct answer below â—‹ A. with 90% confidence, it can be said that the population mean price lies in the first interval with 95% confidence, it can be said that the population mean price lies in the second interval The 95% confidence interval is narrower than the 90% with 90% confidence, it can be said that the sample mean price ies in the first interval with 95% confidence, confidence interval is wider than the 90% it can be said that the sample mean pnce ies in the second interval. The 95% â—‹ B. Click to select your answer(s) 7:56 PM 12/1/2017 OType here to search

MAT 107 Index 7732 Quiz: Module 6 – Quiz Submut Qu This Question: 1 pt 7 of 18 (11 complete) â–¼ You are ven e sami le mean and the population standard d tio ·Use this normation o construct he 0% ards os tir i ente inte vals or he pular Linter et he e usa dormare he widths of the confidence intervals. If convenient, use technology to construct the confidence intervals A random sample of 60 home theater systems has a mean price of $15000. Assume the population standard deviation is $16.80. Construct a 90% confidence interval for the population mean The 90% confidence interval is (DD (Round to two decimal places as needed) construct a 95% confidence interval for the population mean The 95% confidence interval is (DD (Round to two decimal places as needed) Interpret the results. Choose the correct answer below â—‹ A. with 90% confidence, it can be said that the population mean price lies in the first interval with 95% confidence, it can be said that the population mean price lies in the second interval The 95% confidence interval is narrower than the 90% with 90% confidence, it can be said that the sample mean price ies in the first interval with 95% confidence, confidence interval is wider than the 90% it can be said that the sample mean pnce ies in the second interval. The 95% â—‹ B. Click to select your answer(s) 7:56 PM 12/1/2017 OType here to search

  

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