A consulting firm wants to study communication deficiencies in the health care industry. A random sample of 74 health care clinicians reveals the following: Time wasted in a day due to outdated communication technologies X- 35 minutes, $=11 minutes. Twenty-six health care clinicians cite inefficiency of pagers as the reason for the wasted time Complete parts (a) and (b) below. a. Construct a 99%% confidence interval estimate for the population mean time wasted in a day due to outdated communication technologies (Round to two decimal places as needed ] b. Construct a 90% confidence interval estimate for the population proportion of health care clinicians who cite ingtiiclancy of pagers as the reason for the wasted time. STS (Found to four decimal places as needed.)