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Paired t-test [Shear Strength of Girder]

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[1] 2.306004
[1] 0.0001476542

	Paired t-test

data:  x and y
t = 6.0819, df = 8, p-value = 0.0002953
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 0.1700423 0.3777355
sample estimates:
mean of the differences 
              0.2738889 


    
                
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