Supercaff cola conducted a survey to gauge the effectiveness of their advertising. the researchers estimated from the survey that between 27% and 37% of the target population remember the ads. what was the margin of error for this research?

+5%
+10%
+32%
it is not possible to determine

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.