Two professors at a local college developed a new teaching curriculum designed to increase students' grades in math gasses In a typical developmental math course, 45% of the students complete the course with a letter grade of A. B. or C. In the experimental course, of the 20 students enrolled, 18 completed the course with a letter grade of A, B, or C. Is the experimental course effective at the a = 0.05 Ieve: of significance?
Identity the correct null and alternative hypotheses.

Ho: p = 0.45 versus H1: p > 0.45

Determine the P-value

P-value = [] (Round to three decimal places as needed.)

Enter your answer in the answer box and then click Check Answer.