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Author Question: Which of the following is an example where the conclusions made are stronger than are justified? a. ... (Read 74 times)

khang

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on: Jul 24, 2018
Which of the following is an example where the conclusions made are stronger than are justified?
 a. The correlation between the two variables in this observational study was found to be statistically significant (p<.05), which implies a cause and effect relationship..
  b. The relationship between these two variables was found to be statistically significant (p = .049; n = 10,000), thus indicating a strong relationship.. Note: p reflects the p-value, and n the sample size.
  c. Venting anger can be helpful to your heart health A study based on 1,000 middle-aged males followed over a period of 10 years found that men who were able to vent their anger were less likely to have heart attacks..
  d. All of the above.

Question 2

Whether or not a study achieves statistical significance depends on which of the following?
 a. The magnitude of whatever effect or relationship may actually exist.
  b. The size of the study.
  c. The power of the study to detect an effect that would result from the given sample size.
  d. All of the above.


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wuly

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Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

D


khang

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Reply 2 on: Jul 24, 2018
Gracias!

xiazhe

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Reply 3 on: Yesterday
Excellent

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