An Experiment Can Be Assumed to Have Internal Validity If

question 17

Multiple Choice

An experiment can be assumed to have internal validity if:

• A)the dependent variable is valid.
• B)there is a strong manipulation of the independent variable.
• C)random assignment and experimental control is employed.
• D)confounding variables are present.

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Definitions:

Staphylococci

A genus of gram-positive bacteria, known for forming clusters like grapes, some species of which can cause a range of infections.

Pneumonia

An infection that inflames the air sacs in one or both lungs, which can fill with fluid or pus.

Abscesses

Localized collections of pus that may occur in any tissues of the body due to infection.

Food Poisoning

Illness caused by consuming contaminated, spoiled, or toxic food, characterized by symptoms such as vomiting, diarrhea, and abdominal pain.