The Active Lifetime of Laptop Computers Is Normally Distributed, with a Mean

question 5

Short Answer

The active lifetime of laptop computers is normally distributed, with a mean of 36 months and a standard deviation of 6 months.
a. What is the probability that a randomly selected laptop will last less than 3.5 years?
b. What proportion of the laptops will last more than 32 months?
c. What proportion of the laptops will last between 2 and 4 years?

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Definitions:

Probability

The measure of the likelihood that a particular event will occur, expressed as a number between 0 and 1.

Transponders

Devices that transmit a responding signal when they receive a designated signal, used in various applications like aviation, satellite communication, and toll collection.

License Plates

License Plates are metal or plastic plates attached to vehicles for official identification purposes, typically displaying a unique combination of letters and numbers.

Bernoulli Distribution

A probability distribution that represents two possible outcomes of a random experiment, typically success (1) or failure (0), with a single trial.