examen parcial

library(rio)
data=import("dataPeru.xlsx")

modelo1=formula(buenEstado~contribuyentesSunat+peaOcupada)

reg1=lm(modelo1,data=data)
summary(reg1)

## 
## Call:
## lm(formula = modelo1, data = data)
## 
## Residuals:
##     Min      1Q  Median      3Q     Max 
## -10.589  -3.966  -1.347   1.907  21.518 
## 
## Coefficients:
##                       Estimate Std. Error t value Pr(>|t|)    
## (Intercept)          1.865e+01  2.694e+00   6.922 5.98e-07 ***
## contribuyentesSunat  1.786e-05  2.060e-05   0.867    0.395    
## peaOcupada          -1.596e-05  2.241e-05  -0.712    0.484    
## ---
## Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
## 
## Residual standard error: 7.925 on 22 degrees of freedom
## Multiple R-squared:  0.1561, Adjusted R-squared:  0.07939 
## F-statistic: 2.035 on 2 and 22 DF,  p-value: 0.1546