# informalexample 7.6 of section 7.1.5 
# (informalexample 7.6 of section 7.1.5)  : Linear and logistic regression : Using linear regression : Reading the model summary and characterizing coefficient quality 

Call:
lm(formula = log(PINCP, base = 10) ~ AGEP + SEX + COW + SCHL,
    data = dtrain)

