According to the center for disease control 15.2% of american adults experience migraine headaches. Stress in a major contributor to the frequency and intensity of headaches. A massage therapist feels she has a technique that can reduce the frequency and intensity of migraine headaches.
A.) Determine the null and alternative hypothesis that would be used to test the effectiveness of the massage therapist's technique.
B) A sample of 500 american adults who participated in the massage therapist program results in data that indicated that the null hypothesis should be rejected. provide a statement that supports the massge therapist program.
C) Suppose in fact, that the percentage of patients in the program who experience migraine headaches is 15.3%. Was a type 1 or Type 2 error committed?