By the End of 2014 Many of the Old Style

question 24

Short Answer

By the end of 2014 many of the old style (non-halogen) tungsten filament ___________________ lamps will be phased out in the United States because of their low efficiency.

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Definitions:

Standard Deviation

A statistical metric that quantifies the spread or variability of a dataset, highlighting how far individual measurements deviate from the dataset's mean on average.

Mean

The average of a set of numerical values, calculated by adding them together and dividing by the number of values.

Median

A measure of central tendency in statistics that represents the middle value in a sorted list of numbers.

Standard Deviation

A numerical indicator that calculates the degree of spread or variability among a series of data points.