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Dataset Available: Download Houston.xlsx You may need to use the appropriate appendix table or technology to answer this question. Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant. These data are contained in the file Houston. Based upon past studies the population standard deviation is known with a = $6. 20.50 14.63 23.77 29.96 29.49 32.70 9.20 20.89 28.87 15.78 18.16 12.16 18.89 19.88 23.11 20.11 20.34 21.18 19.22 34.13 27.49 25.53 27.71 33.81 21.79 11.22 36.55 11.85 17.88 6.83 30.99 14.62 16.43 17.66 9.59 Need Help? Read It 20.08 30.36 21.79 Watch It 18.37 13.63 17.22 13.17 20.12 22.11 22.47 20.36 35.47 32.27 12.63 19.16 26.35 20.01 26.85 27.55 25.87 14.37 15.61 26.46 24.24 16.66 20.85 18.38 26.85 25.10 (a) At 99% confidence, what is the margin of error in dollars? (Round your answer to the nearest cent.) $ (b) Develop a 99% confidence interval estimate of the mean amount spent for lunch in dollars. (Round your answers to the nearest cent.) $ to $

Dataset Available: Download Houston.xlsx You may need to use the appropriate appendix table or technology to answer this question. Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant. These data are contained in the file Houston. Based upon past studies the population standard deviation is known with a = $6. 20.50 14.63 23.77 29.96 29.49 32.70 9.20 20.89 28.87 15.78 18.16 12.16 18.89 19.88 23.11 20.11 20.34 21.18 19.22 34.13 27.49 25.53 27.71 33.81 21.79 11.22 36.55 11.85 17.88 6.83 30.99 14.62 16.43 17.66 9.59 Need Help? Read It 20.08 30.36 21.79 Watch It 18.37 13.63 17.22 13.17 20.12 22.11 22.47 20.36 35.47 32.27 12.63 19.16 26.35 20.01 26.85 27.55 25.87 14.37 15.61 26.46 24.24 16.66 20.85 18.38 26.85 25.10 (a) At 99% confidence, what is the margin of error in dollars? (Round your answer to the nearest cent.) $ (b) Develop a 99% confidence interval estimate of the mean amount spent for lunch in dollars. (Round your answers to the nearest cent.) $ to $

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Dataset Available: Download Houston.xlsx You may need to use the appropriate appendix table or technology to answer this question. Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant. These data are contained in the file Houston. Based upon past studies the population standard deviation is known with a = $6. 20.50 14.63 23.77 29.96 28.87 15.78 18.16. 12.16 18.89 19.88 23.11 20.11 20.34 27.49 36.55 21.18 19.22 34.13 25.53 27.71 33.81 21.79 29.49 32.70 9.20 20.89 11.22 16.43 17.66 9.59 Need Help? Read It 19.16 26.35 20.01 26.85 13.63 17.22 13.17 20.12 22.11 22.47 20.36 35.47 11.85 17.88 6.83 30.99 18.38 26.85 25.10 20.08 30.36 21.79 14.62 Watch It 18.37 32.27 12.63 27.55 25.87 14.37 15.61 26.46 24.24 16.66 20.85 (a) At 99% confidence, what is the margin of error in dollars? (Round your answer to the nearest cent.) $ (b) Develop a 99% confidence interval estimate of the mean amount spent for lunch in dollars. (Round your answers to the nearest cent.) $ to $
Transcribed Image Text:Dataset Available: Download Houston.xlsx You may need to use the appropriate appendix table or technology to answer this question. Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant. These data are contained in the file Houston. Based upon past studies the population standard deviation is known with a = $6. 20.50 14.63 23.77 29.96 28.87 15.78 18.16. 12.16 18.89 19.88 23.11 20.11 20.34 27.49 36.55 21.18 19.22 34.13 25.53 27.71 33.81 21.79 29.49 32.70 9.20 20.89 11.22 16.43 17.66 9.59 Need Help? Read It 19.16 26.35 20.01 26.85 13.63 17.22 13.17 20.12 22.11 22.47 20.36 35.47 11.85 17.88 6.83 30.99 18.38 26.85 25.10 20.08 30.36 21.79 14.62 Watch It 18.37 32.27 12.63 27.55 25.87 14.37 15.61 26.46 24.24 16.66 20.85 (a) At 99% confidence, what is the margin of error in dollars? (Round your answer to the nearest cent.) $ (b) Develop a 99% confidence interval estimate of the mean amount spent for lunch in dollars. (Round your answers to the nearest cent.) $ to $
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