The Variable Systematically Changed or Manipulated by a Researcher in an Experiment

question 21

Multiple Choice

The variable systematically changed or manipulated by a researcher in an experiment is called the

• A)independent variable.
• B)correlational variable.
• C)dependent variable.
• D)extraneous variable.

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Definitions:

Baby Blues

A common condition that affects new mothers, characterized by mild depressive symptoms and emotional instability, usually resolving within two weeks after childbirth.

Sudden Infant Death Syndrome

The unexplained death, usually during sleep, of a seemingly healthy baby less than a year old.

Breastfeeding

The act of feeding a baby with milk directly from a mother's breast, providing essential nutrients and immune support.

Pacifier

A rubber, plastic, or silicone nipple given to an infant to suck upon, apart from feeding, often used to soothe them.