1. A nationwide survey analyzing trends in popular media found that 81% of U. S. college students prefer British baking shows over American baking shows. You are interested to see if this result holds at your university. You take a sample of 140 students on campus and find that 125 of them prefer watching British baking shows.

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.