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STT 215 Final Exam Vocab Review Questions with Answers (100% Correct Answers)

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STT 215 Final Exam Vocab Review Questions with Answers (100% Correct Answers)

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STT 215 Final Exam Vocab Review Questions with
Answers (100% Correct Answers)

Simpson's Paradox Answer: When the direction of the association

between two variables switches direction after the introduction of a

third variable

Quantitative Variable Answer: Observations that take on numerical

values that represent different magnitudes of the variable

Statistic Answer: A numerical summary of a sample taken from the

population

Lurking Variable Answer: An often-unobserved influence that affects

the association between the primary variables of interest

Margin of Error Answer: A measure of variability of a statistic from

one random sample to another

Correlation Coefficient Answer: Describes the strength and direction

of the linear relationship between two variables

Categorical Variable Answer: Each observation belongs to one of a set

of distinct classifications

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