1. Carry out the sampling experiment described in Section 5.3 to partition the variability in paper helicopter...
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1. Carry out the sampling experiment described in Section 5.3 to partition the variability in paper helicopter ight times.
(a) Read your data into SAS and estimate the variance components using the method of moments.
(b) Using proc varcomp, estimate the variance components using the REML method.
(c) Using the formulas in Table 5.3, calculate 90% condence intervals for the two variance components.
(d) Write your conclusions. What should you use as the experimental unit in future studies to optimize ight time?
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