Which of the Following Pairs of Variables Are Most Likely

question 25

Multiple Choice

Which of the following pairs of variables are most likely to be positively correlated?

• A)consumption of fatty foods; risk of heart disease
• B)age; strength
• C)room temperature; comfort level
• D)flossing; cavities
• E)cigarettes smoked; increased life expectancy

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Definitions:

Hypothesis

A proposed explanation for a phenomenon, based on previous observations, that can be tested through experimentation or observation.

Objective Manner

Acting or making decisions based on unbiased criteria and facts rather than personal feelings or opinions.

Double-blind Procedure

A research method in which neither the participants nor the experimenters know which participants belong to the control group and which belong to the experimental group.

Informed Consent

A process ensuring that a participant is fully aware of all aspects of a procedure, including potential risks and benefits, before agreeing to participate.