The Useful Life (In Years) of a Shingled Roof in Oregon

question 113

Multiple Choice

The useful life (in years) of a shingled roof in Oregon has a uniform distribution described by the probability density function below.What proportion of roofs have a useful life greater than 29 years? 1/10 for values of x between 25 and 35
F(x) =
0 everywhere else

• A).60
• B).55
• C).40
• D).50
• E).35

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