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Author Question: A researcher selects a sample and administers a treatment to the individuals in the sample. If the ... (Read 132 times)

a0266361136

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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.

Question 2

Which of the following is directly addressed by the null hypothesis?
 
  a. The population before treatment c. The sample before treatment
  b. The population after treatment d. The sample after treatment



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dpost18

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Answer to Question 1

D

Answer to Question 2

B





 

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