Suppose That Replacement Times for Washing Machines Are Normally Distributed

question 36

Multiple Choice

Suppose that replacement times for washing machines are normally distributed with a mean of 10.9 years and a standard deviation of 1 years. Find the replacement time that separates the top 18% from the bottom 82%.

• A) 11.1 years
• B) 10.0 years
• C) 11.0 years
• D) 11.8 years

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Definitions:

Machine Learning

A subset of artificial intelligence involving algorithms and statistical models that enable computers to perform specific tasks without explicit instructions, based on pattern recognition and inference.

Artificial Intelligence

The simulation of human intelligence processes by machines, especially computer systems, including learning, reasoning, and self-correction.

Smart Plug

An electrical plug that can be controlled remotely using a smartphone app, allowing for automation and monitoring of electrical devices.

Reinforcement Learning

A type of machine learning where an agent learns to make decisions by taking actions in an environment to achieve some rewards.