Question: Circuit type in Exercise 13-8. Use α = 0.01. (a) Apply Fishers LSD method with α = 0.05 and determine which levels of the factor
(a) Apply Fishers LSD method with α = 0.05 and determine which levels of the factor differ.
(b) Use the graphical method to compare means described in this section and compare your conclusions to those from Fishers LSD method.
Exercise 13-8
The response time in milliseconds was determined for three different types of circuits in an electronic calculator.
The results are recorded here.

Subjects (Observations) 5 6 115.9 119.5 98.9 101.9 98.8 100.9 Factor 3. 8. 10 11 12 115.8 100.0 102.8 118.8 105.4 102.1 122.6 115.6 102.7 115.1 99.8 116.9 107.9 93.5 115.4 113.6 DC 115.6 104.5 DC + MK MC 102.6 100.9 101.1 105.8 97.1 99.6 102.7 98.7 94.7 97.8 99.7 98.6
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