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For study purposes please explain

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For study purposes please explain.
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STAT 21.jpg
STAT 21.jpg

Week 1 Homework Chun X
D
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21. The following question might be addressed in an experiment Does listening to Mozart make the skuly mase thickagent?
If a researcher were to design the experiment, how would he choose the treatment and control groups? Should the
experiment be single blind, double-blind, or neither? Explain your reasoning
What would he choose as the treatment group? Select the correct answer backw
O A. Anyone that listens to Bach, because the study is looking for the effect of listening to classical music
O B. The elderly, because they are what the treatment is applied to
O C. The elderly that listen to Mozart, because the study is looking for an ellect of listening to Mozart
O D. Anyone that does not listen to Mozart, because that is what is being varied
O E. The elderly that listen to Mozart, because he is a great classical composer
OF. Anyone that listens to Mozart, because the study is looking for the effect of listening to Mozart
Who would he choose as the control group? Select the corred answer below.
O A. The elderly that do not listen to classical music, because they did not listen to music and they did not receive the tre
O B. The elderly that listen to Bach, because they listened to music but did not receive the treatment
O C. The elderly that do not listen to Mozart, because they did not receive the treatment
O D. Anyone that does not listen to Mozart, because they did not receive the treatment
O E. Anyone that listens to Beethoven, because they listened to music but did not receive the treatment
Would he design the experiment to be single-blind, double-blind, or neither? Select the correct answer below.
O A. Neither, because the experimenter must know what music to play and the subject will hear what is played
O B. Double-blind, because it is always better to have more blinding
O C. Single-blind, because it can’t be double blind as the subject will hear what is played
) D. Double-blind, because the researcher or the subject knowing about the experiment wil affect the results
O E. Single-blind, because the experimenter must know what music to play
OF. Neither. because it can’t be single- or double-blind

 
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