HW_6_S11 - AEM 2100 Spring 2011 Homework 6 1.) Name _...

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AEM 2100 Name __________________ Spring 2011 Section_________________ Homework 6 1.) Records indicate that the daily high January temperatures on a tropical island tend to have a uniform distribution over the interval from 75ºF to 90ºF. A tourist arrives on the island on a randomly selected day in January. a.) What is the probability that the temperature will be above 80ºF? b.) What is the probability that the temperature will be between 80ºF and 85ºF? c.) What temperature is the 75 th percentile for this island? d.) What is the expected temperature? 2.) Yeung Manufacturing, Inc., offers dental insurance to its employees. A recent study by the human resource director shows the annual cost per employee per year followed the normal probability distribution, with a mean of $1,280 and a standard deviation of $420 per year. a.) What is the probability an employee had an annual dental expense of more than $1,500? b.)
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This note was uploaded on 03/27/2011 for the course AEM 2100 taught by Professor Vanes,c. during the Spring '08 term at Cornell University (Engineering School).

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HW_6_S11 - AEM 2100 Spring 2011 Homework 6 1.) Name _...

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