Yeung Reported a Correlation of

question 21

Multiple Choice

Yeung reported a correlation of .70 between hours of exercise and self-reported stress-level in graduate students. Which of the following is an accurate statement regarding this result?

• A) The two variables were unrelated in her study.
• B) As hours of exercise increased, stress generally increased.
• C) Her finding represents a moderate effect.
• D) Her results represent significant differences.

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Definitions:

Improper Fractions

Fractions in which the numerator is at least as large as the denominator.

Lowest Terms

The most reduced form of a fraction, where the numerator and denominator are the smallest whole numbers possible.

Mixed Numbers

Numbers consisting of an integer and a proper fraction, representing sums of whole numbers and fractions.

Improper Fractions

Fractions where the numerator is greater than or equal to the denominator, representing a value of one or more.