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Author Question: Imagine that a group of researchers conducted a study designed to test the effectiveness of ... (Read 133 times)

bobypop

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Question 1

If you wanted to predict test scores based on amount of time spent studying, which statistic would you need to use?

variance
correlation coefficient
standard deviation
central tendency

Question 2

Imagine that a group of researchers conducted a study designed to test the effectiveness of subliminal-message weight-loss tapes. Suppose the researchers found that everyone lost weight during the study, even those who were given tapes without any subliminal messages. What could we conclude from the results?

The independent and dependent variables in the study are negatively correlated.
There is evidence that the study contained confounding variables.
There is evidence of a placebo effect.
Subliminal tapes are effective in promoting weight loss.


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Marked as best answer by bobypop on Oct 8, 2020

Bsand8

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bobypop

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Reply 2 on: Oct 8, 2020
YES! Correct, THANKS for helping me on my review


lindahyatt42

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Reply 3 on: Yesterday
Excellent

 

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