Refer to the nanopillar height data on page 25. Using the (95 %) confidence interval, based on
Question:
Refer to the nanopillar height data on page 25. Using the \(95 \%\) confidence interval, based on the \(t\) distribution, for the mean nanopillar height
(a) decide whether or not to reject \(H_{0}: \mu=320 \mathrm{~nm}\) in favor of \(H_{1}: \mu eq 320\) at \(\alpha=0.05\);
(b) decide whether or not to reject \(H_{0}: \mu=310 \mathrm{~nm}\) in favor of \(H_{1}: \mu eq 310\) at \(\alpha=0.05\).
(c) What is your decision in part
(b) if \(\alpha=0.02\) ? Explain.
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Probability And Statistics For Engineers
ISBN: 9780134435688
9th Global Edition
Authors: Richard Johnson, Irwin Miller, John Freund
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