QUESTION 3 When it was discovered that the blood supply at some blood banks may be contaminated with the HitIr virus, a hepatitiss C test was used to test if the blood supply was tainted. Fill in the 2x2 table below to show a sensitivity of (85%) and specicity {99%) for determining blood is tainted with H IV based on 1000 samples of blood. Tainted blood Clean blood Hep-C test + Hep-C test - 500 500 1 000 1. How many false negatives? 2. How many false positives? Round to 1' decimalpi'aces. Round up #2111! decimal place is >5. 3. What is the positive predictive value? "A - F Bl k 9 4. What is the negative predictive value? 0' an QUESTION 4 2 points Save Answer In question 3, interpret the following: 1. Positive predictive value, P(Dx+[Test+) 2. Negative predictive value, P(Dx-[Test-) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt Ev Ev A v Z v TX