Assuming that random guesses are made for ten multiple choice questions on an SAT, so there is n=10 trials, each with a probability of correct answers by p=0.2. That means each question has 5 choices with only 1 appropriate answer. Find the probability that the number if correct answers is exactly 6.

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)

Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?