(In some of the exercises that follow, we must
Chapter 9, Problem 7E(choose chapter or problem)
Montgomery (see References) examines the strengths of a synthetic fiber that may be affected by the percentage of cotton in the fiber. Five levels of this percentage are considered, with five observations taken at each level.
Use the \(F\) test, with \(\alpha=0.05\), to see if there are differences in the breaking strengths due to the percentages of cotton used.
Equation Transcription:
Text Transcription:
F
alpha=0.05
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