A 19 17 22 20
B 18 16 15 14
C 21 20 19 19
D 22 23 21 20
Anova: Single Factor SUMMARY Groups Count A 4 B 4 C 4 D 4
ANOVA Source of VariationSS Between G 70.25 Within Gro 29.5 Total
99.75
Sum 78 63 79 86
df
Average 19.5 15.75 19.75 21.5
Variance 4.333333 2.916667 0.916667 1.666667
MS F P-value F crit 3 23.41667 9.525424 0.001695 5.952545 12 2.458333 15
stress tensile 10 9 7 8 11
6 3 2 4 5
SUMMARY OUTPUT Regression Statistics Multiple R 0.831521841 R Square 0.691428571 Adjusted R Square 0.537142857 Standard Error 0.878310066 Observations 4 ANOVA df Regression Residual Total
Intercept
1 2 3
SS 3.4571428571 1.5428571429 5
Coefficients Standard Error -2 2.634930197 10 0.628571429 0.2969229956
MS 3.4571428571 0.7714285714
t Stat -0.7590333901 2.116950987
F Significance F 4.4814814815 0.168478159
P-value Lower 95% Upper 95% Lower 95.0% 0.5270917927 -13.3371896 9.337189605 -13.3371896 0.1684781594 -0.648985109 1.906127966 -0.648985109
Upper 95.0% 9.3371896047 1.906127966