Which Type of Research Design by Itself Cannot Prove What

question 80

Short Answer

Which type of research design by itself cannot prove what causes some phenomenon but can reveal important information about people's behavior?

---

Definitions:

Cortisol

A steroid hormone produced by the adrenal gland, often released in response to stress and a component of the body's fight or flight response.

REM Sleep

A stage of sleep characterized by rapid eye movements, more dreaming, and bodily movement.

Vivid Dream

A very clear, detailed, and realistic dream that is often easily remembered upon waking.

Daylight Savings Time

The practice of setting the clock forward by one hour during warmer months to extend evening daylight and reduce morning daylight.