Indicate whether each statement about linear functions A and B shown below is true or false by checking the appropriate box in the table. TRUE OR FALSE
The rates of change for both Function A and B are positive.

TRUE OR FALSE
The rate of change for Function A is 3 times the rate of change for Function B

TRUE OR FALSE
The y-intercepts for both Function A and Function B are positive.

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)