In the Quadratic Regression Model Y = $\beta$ ₀ $\beta$ ₁X

question 31

Multiple Choice

In the quadratic regression model y = $\beta$
₀ + $\beta$
₁X + $\beta$
₂ X² + $\varepsilon$
,if the term $\beta$
2 is ______ zero,then the parabola opens __________.

• A)less than,upward
• B)greater than,upward
• C)greater than,either upward or downward
• D)less than,either upward or downward
• E)equal to,downward

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Definitions:

Controlling

Exerting influence or authority over others in a manner that might limit their autonomy or freedom of choice.

Disequilibration

A cognitive state of imbalance or confusion that occurs when new information challenges existing schemas or beliefs.

Accommodation

In psychology, the process of adjusting one's cognitive schemas to incorporate new information.

Adaptation Process

The method through which entities adjust to changes in their environment or conditions to improve survival or function.