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A personal fitness produces both a deluxe and a standard model of a smoothie blender for home use. Selling prices obtained from a sample of retail outlets follow. Excel File: data10-27.xlx Model Price ($) Model Price ($) Retail Deluxe Standard Retail Outlet Deluxe Standard Outlet 1 39 27 5 40 30 2 39 28 39 34 45 35 7 35 29 4 38 30 Round your answers to 2 decimal places. a. The manufacturer's suggested retail prices for the two models show a $10 price differential. Use a 0.05 level of significance and test that the mean difference between the prices of the two models is $10. - Select your answer - b. What is the 95% confidence interval for the difference between the mean prices of the two models?

A personal fitness produces both a deluxe and a standard model of a smoothie blender for home use. Selling prices obtained from a sample of retail outlets follow. Excel File: data10-27.xlx Model Price ($) Model Price ($) Retail Deluxe Standard Retail Outlet Deluxe Standard Outlet 1 39 27 5 40 30 2 39 28 39 34 45 35 7 35 29 4 38 30 Round your answers to 2 decimal places. a. The manufacturer's suggested retail prices for the two models show a $10 price differential. Use a 0.05 level of significance and test that the mean difference between the prices of the two models is $10. - Select your answer - b. What is the 95% confidence interval for the difference between the mean prices of the two models?

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 13CR
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A personal fitness company produces both a deluxe and a standard model of a smoothie blender for home use. Selling prices obtained from a sample of retail outlets are shown below. **Excel File:** data10-27.xlsx **Model Price ($)** | Retail Outlet | Deluxe | Standard | Retail Outlet | Deluxe | Standard | |---------------|--------|----------|---------------|--------|----------| | 1 | 39 | 27 | 5 | 40 | 30 | | 2 | 39 | 28 | 6 | 39 | 34 | | 3 | 45 | 35 | 7 | 35 | 29 | | 4 | 38 | 30 | | | | Round your answers to 2 decimal places. a. The manufacturer's suggested retail prices for the two models show a $10 price differential. Use a 0.05 level of significance and test that the mean difference between the prices of the two models is $10. - **Select your answer:** b. What is the 95% confidence interval for the difference between the mean prices of the two models? - From ______ to ______
Transcribed Image Text:A personal fitness company produces both a deluxe and a standard model of a smoothie blender for home use. Selling prices obtained from a sample of retail outlets are shown below. **Excel File:** data10-27.xlsx **Model Price ($)** | Retail Outlet | Deluxe | Standard | Retail Outlet | Deluxe | Standard | |---------------|--------|----------|---------------|--------|----------| | 1 | 39 | 27 | 5 | 40 | 30 | | 2 | 39 | 28 | 6 | 39 | 34 | | 3 | 45 | 35 | 7 | 35 | 29 | | 4 | 38 | 30 | | | | Round your answers to 2 decimal places. a. The manufacturer's suggested retail prices for the two models show a $10 price differential. Use a 0.05 level of significance and test that the mean difference between the prices of the two models is $10. - **Select your answer:** b. What is the 95% confidence interval for the difference between the mean prices of the two models? - From ______ to ______
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