In a study of cell phone usage and brain hemispheric dominance, an Internal survey was e-mailed to 6961 subjects randomly selected from an online group Involved with ears. There were 1290 surveys returned. Use a 0.01 significance level to test the claim that the return rate is less than 20%. Use the P-value method and use the normal distribution as an approximation to the binomial distribution. Identify the null hypothesis and alternative hypothesis, OA. Ho p= 02 OB. Ho P> 02 H1 P> 0.2 H1 P=02 OC Hope02 Hy P- 02 D. Ho P=02 H1 P