The correlation coefficient (r) between the number of volunteers x and the number of bags of
trash collected y is 0.654.
what percent of the variation in the number of bags of trash collected can be explained by
differences in the number of volunteers?
42.8%
34.6%
572%
65.4%

Given a = {(1, , 5)(6,4)}, b = {(2,0)(4, ,5)(0, 0)) and c = {(1, 1)(0, 2)(0, 3)(0, ,5)}, answer the following multiple choice question: from the list of sets a, b, and c, state the domain of set b. domain of set b: {0, 6,5} domain of set b: {2, 4,-4, 0} set b does not have a domain