I If the Value of R Is -0

question 47

Multiple Choice

i. If the value of r is -0.96, what does this indicate about the dependent variable as the independent variable increases?
Ii) What is the value of the correlation coefficient if there is perfect correlation?
Iii) If the dependent variable is measured in dollars, in what units is the standard error of estimate measured?

• A) it increases; zero, dollars squared
• B) it decreases; +/- 1.0, dollars squared
• C) it increases; 1.0, dollars ($)
• D) it decreases; +/- 1.0; dollars ($)
• E) it decreases; zero; dollars

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Definitions:

African Americans

An ethnic group in the United States with partial or total ancestry from any of the black racial groups of Africa.

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A class of conditions that affect cognitive functions such as memory, decision-making, and attention, due to various neurological causes.

Intellectual Disability

A term used for significantly below average intellectual functioning and adaptive behaviors, which manifest during the developmental period.