13 (1 point) How large a sample should be selected to provide a 95% confidence interval with a margin of error of 10? Assume that the population standard deviation is 40. Question 13 options: 41 42 61 62 Question 14 (1 point) Question 14 options: At 95% confidence, how large a sample should be taken to obtain a margin of error of .03 for the estimation of a population proportion? Assume that past data are not available for developing a planning value for p*. Use planning value p = .50 The sample size should be (round up to the higher whole number)