1. The following data set represents the repair costs (in dollars) for a random sample of 30 dishwashers. 46.02 56.11 56.60 59.76 72.28 76.78 79.73 85.79 88.97 91.95 94.08 95.02 88.21 90.41 91.44 93.50 98.95 101.02 103.29 g9.39 104.42 111.02 109.64 112.72 115.77 108.81 125.90 143.92 146.04 138.66 A. Find the point estimate of the population mean and the standard deviation. B. Find the margin of error for a 95% level of confidence. C. Construct a 95% confidence interval for the population mean and interpret the results.

1. The following data set represents the repair costs (in dollars) for a random sample of 30 dishwashers. 46.02 56.11 56.60 59.76 72.28 76.78 79.73 85.79 88.97 91.95 94.08 95.02 88.21 90.41 91.44 93.50 98.95 101.02 103.29 g9.39 104.42 111.02 109.64 112.72 115.77 108.81 125.90 143.92 146.04 138.66 A. Find the point estimate of the population mean and the standard deviation. B. Find the margin of error for a 95% level of confidence. C. Construct a 95% confidence interval for the population mean and interpret the results.

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter2: Solving Linear Equations And Inequalities

Section: Chapter Questions

Problem 630RE: Describe how you have used two topics from this chapter in your life outside of your math class...

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