Question : A survey found that people keep their television sets an : 1998
A survey found that people keep their television sets an average of 4.7 years. The standard deviation is 0.88 year. Assume the variable is normally distributed. If you buy a TV for your dorm room and keep it for 3.6 years of school then sell it, what percentile does that put you in? Refer to the table of values (Area Under the Standard Normal Distribution) as needed. You are in the th(st/nd/rd) percentile.