4. Many calculators, including the TI-84 Plus calculator, will construct confidence intervals. The output is in the form (lower bound, upper bound). Write each confidence interval in the following calculator output in inequality notation. Hint: Pay special attention to the output to determine whether the confidence interval is for the population mean or the population proportion. a) TInterval (60.345,79.067) x=69.70588235 Sx-18.20633374 n=17 1-PropZInt (.62343.68394) P=.6536842105 b) n=950 113 10010 Gowlill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill