What Is an Advantage of the Least Squares Method for Determining

question 20

Multiple Choice

What is an advantage of the least squares method for determining a trend line equation?

• A) It minimizes the error sum of squares.
• B) It is subject to human error.
• C) Forecasts have zero error.
• D) It is easy to calculate by hanD.

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Definitions:

Ependymal Cells

Ciliated cells that line internal cavities of CNS; help produce and circulate cerebrospinal fluid.

Macrophage

A large phagocytic cell capable of ingesting and digesting bacteria and cell debris. Macrophages are also antigen-presenting cells.

Acetylcholine

Acetylcholine is a neurotransmitter involved in many functions including muscle activation, heart rate regulation, and the modulation of brain function.

Graded Potential

A shift in electrical charge across a neuron's membrane, varying in magnitude, that can initiate an action potential if it reaches a threshold.