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Table 3 The output of linear regression of response variable (EF) and three explanatory variables

From: Analyzing ecological footprint of residential building construction in Adama City, Ethiopia

Variable Unstandardized coefficient Standardized coefficient t-Stat p-value 95% confidence interval
Coefficients Std. error Lower Upper
Constant 7.395 7.3836   1.002 0.34994 − 10.064 24.855
Floor area 0.222 0.0248 1.100 8.971 0.00004 0.164 0.281
Family size − 3.127 1.7001 − 0.260 − 1.839 0.10844 − 7.147 0.893
Plot area − 0.004 0.0268 − 0.016 − 0.142 0.89133 − 0.067 0.060
n = 11   R = 0.971 R2= 0.942