Ipad mini weighs less than 11 ounces and is about 50

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Reference no: EM13625832

iPad Mini weighs less than 11 ounces and is about 50% lighter than the standard iPad. Battery tests for the iPad Mini showed a mean life of 10.25 hours. Assume that battery life of the iPad Mini is uniformly distributed between 8.5 and 12 hours.

A. Give a mathematical expression for the probability density function of battery life.

B. What is the probability that the battery life for an iPad Mini will be 10 hours or less?

C. What is the probability that the battery life for an iPad Mini will be at least 11 hours?

D. What is the probability that the battery life for an iPad Mini will be between 9.5 and 11.5 hours?

E. In a shipment of 100 iPad Minis, how many should have a battery life of at least 9 hours?

Reference no: EM13625832

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