Ruben surveyed his class and found that 4 out of 22 walk to school. if two of the 22 are selected at random what is the probability that both walk to school

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.

Find the interior angle of a regular polygon which has 6 sides

How can you check that you have correctly converted frequencies to relative frequencies?