For a model with 3 independent variables and data set with 75 observations,the denominator degrees of freedom for the Cook's Distance Statistic would be 70.

Question

Quizplus · Accepted Answer

The denominator degrees of freedom for Cook''s Distance Statistic is n - p - 1, where n is the sample size and p is the number of independent variables. Therefore, in this case, the degrees of freedom would be 75 - 3 - 1 = 71, not 70.

For a Model with 3 Independent Variables and Data Set