Empirical Rule (68-95-99.7) The interest rate for the financing of a used car is on average 9% with a standard deviation of 3%.
Empirical Rule (68-95-99.7)
The interest rate for the financing of a used car is on average 9% with a standard deviation of 3%. Assuming that interest rates for used car loans are normally distributed, approximately what percent of loans have an interest rate that is between 6% and 12%?
