tests/testthat/_snaps/ftest-output.md

In rsquaredacademy/olsrr: Tools for Building OLS Regression Models

output from ftest is as expected

Code
  ols_test_f(model)
Output

   F Test for Heteroskedasticity
   -----------------------------
   Ho: Variance is homogenous
   Ha: Variance is not homogenous

   Variables: fitted values of mpg

        Test Summary        
   -------------------------
   Num DF     =    1 
   Den DF     =    30 
   F          =    0.4920617 
   Prob > F   =    0.4884154

Code
  ols_test_f(model, rhs = TRUE)
Output

   F Test for Heteroskedasticity
   -----------------------------
   Ho: Variance is homogenous
   Ha: Variance is not homogenous

   Variables: disp hp wt qsec

        Test Summary        
   -------------------------
   Num DF     =    4 
   Den DF     =    27 
   F          =    0.4594694 
   Prob > F   =    0.7647271

Code
  ols_test_f(model, vars = c("disp", "hp"))
Output

   F Test for Heteroskedasticity
   -----------------------------
   Ho: Variance is homogenous
   Ha: Variance is not homogenous

   Variables: disp hp

        Test Summary        
   -------------------------
   Num DF     =    2 
   Den DF     =    29 
   F          =    0.4669306 
   Prob > F   =    0.631555

rsquaredacademy/olsrr documentation built on Nov. 8, 2024, 5:01 a.m.