Construct both a 95% and a 90% confidence interval for B, for each of the following cases. a. B, = 33, s = 4, SS = 35, n = 10 b. By = 63, SSE = 1,960 , SSy = 20, n = 16 C. B1 = - 8.6, SSE = 144, SS = 64, n = 18 a. The 95% confidence interval is (Round to two decimal places as needed.)