Define a relation on z by setting x r y if xy is even. give a counterexample to show that r is not transitive. find an ordered triple (a, b, c) satisfying the following. a r b and b r c, but a not related c (a, b, c) =

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the