Virtually All New Television Programs Are Captioned for Use by People

question 49

Multiple Choice

Virtually all new television programs are captioned for use by people with hearing impairment.Federal law requires that TVs over 13 inches must

• A)contain a chip that produces captions.
• B)come with a decoder.
• C)come with a VCR.
• D)come with a teletypewriter.

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Definitions:

Least Squares Regression

A statistical method used to determine the best-fitting line through a set of points by minimizing the sum of the squares of the vertical distances (residuals) of the points from the line.

Slope

In mathematics and statistics, the slope refers to the measure of the steepness or incline of a line, quantitively defined as the ratio of the vertical change to the horizontal change between two points on the line.

Y-Intercept

The point where a line crosses the Y-axis of a graph, representing the value of y when x is zero.

Regression Line

A straight line that best fits the data points on a scatter plot, showing the relationship between the independent and dependent variables.