On the Least Squares Regression Line Estimated Y= 2 -

question 196

Multiple Choice

On the least squares regression line Estimated y= 2 - 3x, the predicted value of y equals:

• A)-1.0 when x = -1.0.
• B)1.0 when x = 1.0.
• C)5.0 when x = -1.0.
• D)5.0 when x = 1.0.

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Definitions:

Refractory Period

The period immediately following the transmission of a nerve impulse or the contraction of a muscle during which a nerve or muscle is unresponsive to further stimulation.

Threshold

The point or level at which something begins or changes.

Dendrites

The branched extensions of a neuron that receive signals from other neurons.

Insulate Neurons

The process of covering neurons with myelin, a fatty substance that speeds up the transmission of electrical signals along nerve cells.