The life span X in years of a device is distributed according to the following density: The
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Question:
The manufacturer gives a warranty of 6 months. When the device fails within these 6 months he will take the old device back and provides a new one. The warranty is not renewed.
a. Check whether f is indeed a density.
b. Determine the probability that a device fails within the warranty period of 6 months.
c. Determine the expected value of the profit per sold device if the manufacturer sells the devices for 90 euro, while producing a device costs him 50 euro.
Related Book For
Understanding Basic Statistics
ISBN: 9781111827021
6th Edition
Authors: Charles Henry Brase, Corrinne Pellillo Brase
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