Use the summary statistics that you calculated for the

Chapter 8, Problem 8.1.21

(choose chapter or problem)

Use the summary statistics that you calculated for the data sets to construct by hand condence intervals for the appropriate population mean. Use your statistical software package to obtain condence intervals and check your answers. Show how you would describe what you have learned from your analysis. Spray Painting Procedure The data set of paint thicknesses given in DS 6.1.8.

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