9.3.4} Consider the following computer output: ne Sample T: Test ong: = 12 versus H1: % 12 1rtr'a.tia.ble Sample Sample 1Std. Std Error Tu Pvalue Mean Deviation {SE} of Mean _12.564 {1.0936034 (a) How many degrees of 'eedom are there on the ttest statistic? (b) Fill in the missing values. You may calculate the bounds on the P-value. 1What conclusions would you draw? (c) Is this a onesided or a twosided test? {d} Construct a twosided CI on the mean. (e) If the hypothesis had been ['10: u = 12 versus H1: u 1* 12, would your conclusion change? {f} If the hypothesis had been ['10: u = 11 versus H1: u % 11, would your conclusion change? Answer this question by using the CI computed in part (d)