Lab #3 – Normal Distribution & Confidence Intervals

sample means. (See p. 342-343 for info on StatDisk and TI. More info on TI below.) g) Using both TI and StatDisk give a 90% confidence interval for the population mean of . each data set assuming that the population standard deviation is known to be 15. In your . paper, discuss how this changes the type of calculations that can be made for ... ................
................