Why Can't Correlational Research Tell Us Why Two Variables Go

question 41

Multiple Choice

Why can't correlational research tell us why two variables go together?

• A) because it is conducted in laboratories instead of the real world
• B) because it is not scientifically rigorous
• C) because it is too experimental
• D) because of the third-variable problem

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Definitions:

Non-normal Probability Distribution

Describes a distribution of data that does not follow the normal distribution pattern, showing skewness or kurtosis different from a bell-shaped curve.

Central Limit Theorem

A fundamental statistical theory stating that, given a sufficiently large sample size from a population with a finite level of variance, the mean of all samples from the same population will be approximately equal to the mean of the population.

Synthesis Gas

A mixture of carbon monoxide and hydrogen used as a feedstock for chemical syntheses and as a fuel, commonly known as "syngas."

Commercially Important Alcohol

Refers to alcohols that have significant industrial or commercial value, often used as solvents, fuels, or feedstock for chemical synthesis.