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Miguel decides to study the relationship between exercise and health. He picks a group of older people, assesses how much they work out, and then relates these scores to measures of blood pressure and other signs of illness. Miguel's strategy of relating variables as they naturally occur is called:____________.

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Answer:

Correlational research

Explanation:

A correlational research is research that aims to measure relationship between two variables which are independent of the researcher's control. It's purpose is to find out if there is either:

Positive relationship: two variables complement each other and incredibly as the other increases

Negative relationship: two variables are opposites or move in opposite direction; one decreases as the other increases.

Zero relationship: two variables do not affect each other in any way.

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