A Least Squares Regression Line

question 59

Multiple Choice

A least squares regression line

• A)may be used to predict a value of y if the corresponding x value is given
• B)implies a cause-effect relationship between x and y
• C)can only be determined if a good linear relationship exists between x and y
• D)None of these alternatives is correct.

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Definitions:

Programmed

Designed or written with a specific set of instructions to perform a particular task or function.

Program Rung

A single line or command within a ladder logic diagram in PLC programming, representing a basic condition or operation.

Highlighted Instructions

Specific commands or guidelines emphasized for importance or for easy identification in programming and user documentation.

Logic Continuity

The principle that ensures a logical flow or sequence is maintained throughout a control program or system.