Question
Information from the Department of Motor Vehicles indicates that the average age of licensed drivers is = 45.7 years with a standard deviation of =
Information from the Department of Motor Vehicles indicates that the average age of licensed drivers is = 45.7 years with a standard deviation of = 12.5 years. Assuming that the distribution of drivers ages is approximately normal,
- What proportion of licensed drivers are older than 50 years old?
- What proportion of licensed drivers are younger than 30 years old?
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An Introduction to the Mathematics of financial Derivatives
Authors: Salih N. Neftci
2nd Edition
978-0125153928, 9780080478647, 125153929, 978-0123846822
