Two professors at a local college developed a new teaching curriculum designed to increase students' grades in mat classes. In a typical developmental math course, 54% of the students complete the course with a letter grade of A, B or C. In the experimental course, of the 16 students enrolled, 12 completed the course with a letter grade of A, B, or C. Is the experimental course effective at the = 0.05 level of significance? Complete parts (a) through (g). (a) State the appropriate null and alternative hypotheses. Ho: versus H: (Type integers or decimals. Do not round)