Not everyone pays the same price for
the same model of a car. The figure
illustrates a normal distribution for the
prices paid for a particular model of a
new car. The mean is $24,000 and the
standard deviation is $1000.
Use the 68-95-99.7 Rule to find the
percentage of buyers who paid more
than $25,000.
Number of Car Buyers
21 22
23
-99.7%-
-95%-
%89-
24
25 26
27
Price of a Model of a New Car (Thousands)
The percentage of buyers who paid more than $25,000 is %.
C