A. Find the point estimate and the corresponding standard error. 1. p = 0.35, n = 250 2. q = 0.42,n = 360 3. x = 52, n = 200 B. Find the confidence interval of the following. 1. p = 0.35, E = 0.035 2. p = 0.68, n = 400,95% confidence interval 3. x = 1360, n = 2500,99% confidence interval C. Find the sample size of the following. 1, 90% confidence level, E=3% 2. a = 0.02, E = 1%,4 = 0.75