The scatter plot shows the number of times a player came to bat and the number of hits they had. (see photo I attached)

The scatter plot includes the points (18, 5) and (318, 80). Use these points to find the slope of the best fit line.

Please help, if you answer correctly I'll mark you brainliest, follow you, give you a heart, and rate your answer 5 stars!!​

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)