Which of the following is NOT a characteristic of r^2? A) 0(less than or equal to) r²(less than or equal to)1
B) as the correlation gets stronger, r^2 gets bigger.
C) r^2 resistant
D) r^2 measures the percent of variation in y that is explained by the least squares regression on x.
E) all the above are true of r^2

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem