Textbook ExpertVerified Tutor
20 Nov 2021
Given information
Use the following information to answer the next two exercises: The life of Sunshine CD players is normally distributed with a mean of years and a standard deviation of years. A CD player is guaranteed for three years. We are interested in the length of time a CD player lasts.
Step-by-step explanation
Step 1.
A random variable is defined as the function that assigns a numerical value to each of outcome of an experiment.
Therefore, for the given problem,
The random variable is:
the lifetime of a Sunshine CD player measured, in years.
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