In testing for the differences between the means of two independent populations where the variances in each population are unknown but assumed equal, the degrees of freedom are Seleccione una: OA. n-...

Extracted text: In testing for the differences between the means of two independent populations where the variances in each population are unknown but assumed equal, the degrees of freedom are Seleccione una: OA. n- 1. O B. m + n2 - 1. OC. n- 2. OD. m + n2 - 2.