Mathematics, 08.03.2021 22:30, madisonruh
The first equation in the system of equations that models this situation is x + y = 70, where x represents the number of
2-point questions and y represents the number of 4-point questions.
What is the other equation in the system?
Enter the correct answer in the box. Substitute numerical values in the expression for A, B, and C.
Answers: 1
Mathematics, 22.06.2019 00:30, tremainecrump1466
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)
Answers: 2
The first equation in the system of equations that models this situation is x + y = 70, where x repr...
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