Bonus assignment
Problem 18/20 from Chapter 12
- Clearly describe the data set and the sampling design.
94.5,93,91,89,96.5,88
89,90,92.5,88.5,91.5,91.5
88.5,93.5,93.5,88,92.5,91.5
100,99,100,98,95,97.5
91.5,93,90,92.5,89,91
98.5,100,98,100,96.5,98
- Explain the proposed random effects model. Compare it with the usual one-way layout anova model.
- Aswer to the questions a and b stated in the problem.
- Apply an anova test to see if there is a significant difference between the batch means.
- Study the residuals. Does the normality assumption seem adequate?
Written rapport
- Present your report in a nice readable form.
- Language: english or swedish.
- When submitting electronically send your report as a single postscript file or pdf file.