Multiple Choice
A researcher selects a sample and administers a treatment to the individuals in the sample.If the sample is used for a hypothesis test,what does the null hypothesis (H₀) say about the treatment?
A) The treatment causes a change in the scores.
B) The treatment adds a constant to each score.
C) The treatment multiplies each score by a constant.
D) The treatment has no effect on the scores.
Correct Answer:
Verified
Correct Answer:
Verified
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