A Set of X and Y Scores Has a Regression

question 61

Multiple Choice

A set of X and Y scores has a regression equation with a slope of b = 4.If the mean for the X values is M_X = 2 and the mean for the Y values is M_Y = 6, then what is the Y-intercept value for the regression equation?

• A)-2
• B)-22
• C)4
• D)-4

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Definitions:

Protein Catalyst

Enzymes that significantly speed up the rate of virtually all of the chemical reactions that take place within cells.

Chemical Reaction

A process that involves rearrangement of the molecular or ionic structure of substances, not involving a change in physical state.

ATP

Adenosine Triphosphate, a molecule that stores and transfers energy within cells, enabling metabolic processes.

Synthesized

Produced artificially by chemical or biological processes.