Suppose That the Least-Squares Regression Line for Predicting Y from X

question 13

Multiple Choice

Suppose that the least-squares regression line for predicting y from x is y = 100 + 1.3x. Which of the following is a possible value for the correlation between x and y?

• A) 1.3
• B) -1.3
• C) 0
• D) -0.5
• E) 0.5

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Definitions:

Active Sites

Regions on an enzyme where substrates bind and undergo a chemical reaction.

Myosin Myofilaments

Protein filaments that function with actin filaments to produce muscle contraction.

Complete Tetanus

A state of sustained muscle contraction without relaxation, usually caused by rapid repeated stimuli.

Stimuli Frequency

The rate at which stimuli are presented over time, often measured in hertz (Hz) in the context of sensory and perceptual experiments.