The Battery Experiment Case
23 Factorial Experiment Enter data only in yellow-shaded cells.
Interaction Charts
Base Case Factor 1 Factor 2 Average
Description Name Level 1 Level 2 L L 82.5
Factor 1 Battery Low cost High Cost H L 550.5
Treatment Battery Connector Temperature Response Factor 1 Factor 3 Average
A Low cost Standard Ambient 93 L L 93.5
B High Cost Standard Ambient 489 H L 491
C Low cost Gold-plated Ambient 94 L H 73.5
Main Effects H H 282.5
Battery 437.50
200
300
400
600
Factor 1 x Factor 2
Factor 2 High
Factor 2 Low
600
Low cost High Cost
Factor 1
Factor 1 x Factor 3
300
350
400
Factor 2 x Factor 3
Battery Experiment
ANOVA
Brand
Observation A B C Anova: Single Factor
1493 108 94
2490 95 75 SUMMARY
3489 115 93 Groups Count Sum Average Variance
ANOVA
Source of Variation SS df MS F P-value F crit
Between Groups 491893 2245946 183.041 5.13E-08 4.25649