Home > FA22 MAT 103-658 (95879) OL > Assessment Practice: Tree and Venn Diagrams Score: 0.6/8 1/8 answered Question 1 The NIH is creating a test for the Zika virus. The incidence of a Zika is low, 7 percent in the general population. There is a trial version, but it sometimes misses the disease. The probability of a false negative is 13 percent. Similarly, someone who does not have Zika, will sometimes get a positive reading. The probability of this is 20 percent. Fill in the tree diagram and ... Answer in percent to 2 decimal places. Marginal Conditional Joint Probabilities Probabilities Probabilities P(positive | D) P(D and positive) False % negative P(D) P(negative | D) P(D and negative) False Positive P(no D)