Given a correlation coefficient, r = -0.76, all of the following linear models would be possible except: a. y = -4x + 2 b. y = -2/3x + 0.5 c. y = -1/10x - 6 d. y = 2x - 1.3

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?