For a Service Rated 100 Through 400 A, the Service

question 9

Multiple Choice

For a service rated 100 through 400 A, the service conductors supplying the entire load associated with a one-family dwelling shall be permitted to have an ampacity not less than _____% of the service rating.

• A) 68
• B) 83
• C) 100
• D) 112

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Definitions:

Discrete Random Variables

Random variables that take on a countable number of distinct values.

Continuous Random Variables

Variables that can take on any values within a continuous range, as opposed to discrete variables that have specific, separate values.

Normal Distribution

It's a probability distribution where the frequency of data decreases as the distance from the mean increases, exhibiting symmetry about the mean.

Standard Deviation

A statistical measure that quantifies the dispersion or spread of a set of data points around their mean.