7. (Give PrEP a shot, 4 points) Let pt be the infection rate for patients who receive the standard-of- care treatment ('I'ruvada) and pc be the infection rate for patients who receive the experimental treatment (cabotegravir). Consider the hypothesis testing problem given by H0 31% 5 pc and Ho :19: > Pc- What is the pvalue for the hypothesis testing problem above? (Note: you can also consider this as an A/ B testing problem.) 0 Less than 0.001 0 At least 0.001 but less than 0.01 0 At least 0.01 but less than 0.05 0 At least 0.05 but less than 0.1 0 At least 0.1 but less than 0.25 0 At least 0.25 but less than 0.5 0 At least 0.5