1
In the
In the first three innings of a baseball game, the home team scored some
the rest of the game, they scored 5 runs more than the number of runs scored in
the first three innings. If the home team scored 9 runs in all, how many runs did
they score during the first three innings? How many runs did they score in the
remainder of the game? Let x = the runs scored in the first three innings.

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)