Refer to Exercise 17.5.

a. Write down the expected mean squares.
b. Run an analysis of variance and test for a significant analyst effect.
c. Estimate the variance components associated with analysts, subjects, and error. What proportion of the total variation is associated with each of the three sources of variation?
d. Place a 95% confidence interval on the average amount of DNA in the plaque of a randomly selected subject.

Transcribed Image Text:

Subject Analyst 1 10 9.9 106 115 113 10.5 8.0 106 122 8.0 9.7 10.2 10.6 113 116 10.3 8.2 10.7 12.8 79 9.6 10.2 10.5 11.2 113 10.2 7.9 10.5 12.7 78 9.4 10.4 109 114 11.6 10.6 8.4 10.9 12.5 8.1 9.5