Which would be used to solve this equation? Check all that apply. р
=12
3
-
subtracting 3 from both sides of the equation
ОО
multiplying both sides of the equation by 3
dividing both sides of the equation by 3
substituting 4 for p to check the solution
O substituting 36 for p to check the solution
U

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)