Many high school students take the AP tests in different subject areas. In 2007, of the 211,693 students who took the calculus AB exam 102,598 of them were female and 109,095 of them were male ("AP exam scores," 2013). Is there enough evidence to show that the proportion of female students taking the calculus AB exam is different from the proportion of male students taking the calculus AB exam? Test at the 5% level. (i) Let p1 = proportion of female students taking calculus AB exam and p2 = proportion of male students taking calculus AB exam. Which of the following statements correctly defines the null hypothesis Ho? A. p1+ p2 > 0 B. p1 - P2 = 0 C. H1 = H2 D. Pbiology * Pcalculus