A researcher is interested in the effectiveness of natural remedies for allergies.The researcher randomly assigns to 30 allergy sufferers a treatment of herbal tea, homeopathic doses of the allergens, or a traditional antihistamine.What type of research design has the researcher employed?
A) within-groups
B) experimental
C) correlational
D) operational research
Correct Answer:
Verified
Q93: Hypothesis testing refers to:
A) drawing conclusions about
Q94: Random assignment refers to a situation in
Q95: An outlier is defined as:
A) data that
Q96: Controlling for _ variables permits researchers to
Q97: Appropriate treatment of outliers can involve:
A) examining
Q99: An operational definition is one that:
A) can
Q100: The purpose of random assignment to groups
Q101: In a within-groups research design, a participant
Q102: If a test is reliable, then we
Q103: Continuous observations can typically take on more
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