Consider the one-sided confidence interval expressions for the mean of a normal population. round your answers to 2 decimal places. (a) what value of would result in a 85% one-sided confidence interval? enter your answer in accordance to the item a) of the question statement (b) what value of would result in a 90% one-sided confidence interval? enter your answer in accordance to the item b) of the question statement (c) what value of would result in a 95% one-sided confidence interval? enter your answer in accordance to the item c) of the question statement