HELP ASAP! WILL MARK BRAINEST IF YOU ANSWER! Which property of addition is shown?
-
(4+5) + 6 = 4 + (5+6)

A. Associative Property
B. Commutative Property
C. Distributive Property
D. Identity Property

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)

Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required