powered by
Checks if a linear model included a constant level parameter (alpha).
ols.has.const(mod)
A logical value: TRUE (has contant) or FALSE (has no constant).
TRUE
FALSE
linear model object of class "desk" or "lm".
"desk"
"lm"
my.modA = ols(y ~ x, data = data.tip) my.modB = ols(y ~ 0 + x, data = data.tip) ols.has.const(my.modA) ols.has.const(my.modB)
Run the code above in your browser using DataLab