A Researcher Who Wants to Maximize Control Over the Independent

question 28

Multiple Choice

A researcher who wants to maximize control over the independent variable and maximize ecological validity on the dependent variable can collect the independent variable in the ____ and the dependent variable in the ____:

• A)lab, field
• B)field, lab
• C)lab, lab
• D)field, field

---

Definitions:

Alpha Waves

Brain waves that indicate a state of relaxation or light sleep.

Beta Waves

Smaller and faster brain waves, typically indicating mental activity.

Sleep Spindles

Brief bursts of brain activity that occur during stage 2 of the sleep cycle, thought to be important for learning and memory.

Delta Waves

Slow brain waves that are characteristic of deep sleep and are associated with healing, regeneration, and non-REM sleep.