coefficient | standard error | t-test | p-value | |||
intercept | -70.49511 | 12.69501 | -5.55298 | 1.76E-07 | ||
x1 | 0.00474 | 0.00011 | 43.22597 | 3.41E-74 | ||
x2 | 0.00363 | .00106 | 3.4366 | 0.00814 | ||
x3 | 0.28008 | 0.12949 | 2.16301 | 0.032557 | ||
x4 | 0.78346 | 0.16579 | 4.72566 | 6.39E-06 |
R^2=0.94, F-statstic=35.92, p-value of the F stat=9.73E-73
A.the validity of the entire model at 5% significance level
B.interpretation of R^2
C. stastical significance of the coefiicients at 5% significant level
D. Verbal interpreation of the effect of each coefficient on the dependent variable
E. suggestions on reducing the cost of production.
Thanks
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