Construct a 90 percent confidence interval for the mean life


A random sample of 101 light bulbs had a mean life of x=481 hours with a standard deviaiton of s=30 hours. Construct a 90 percent confidence interval for the mean life, u, of all light bulbs of this type.

Request for Solution File

Ask an Expert for Answer!!
Basic Statistics: Construct a 90 percent confidence interval for the mean life
Reference No:- TGS0109510

Expected delivery within 24 Hours