List four factors that can influence the power of your study and briefly explain how each factor influences the power.
List four factors that can influence the power of your study and briefly explain how each factor influences the power.
Ciccarelli: Psychology_5 (5th Edition)
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ISBN:9780134477961
Author:Saundra K. Ciccarelli, J. Noland White
Publisher:Saundra K. Ciccarelli, J. Noland White
Chapter1: The Science Of Psychology
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Question
List four factors that can influence the power of your study and briefly explain how each factor influences the power.
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The power of a study or test can be defined as the probability that the test will produce a statistically significant result when the hypothesis of the study is true in reality. In other words, power can be defined as the probability of the test rejecting a false Null Hypothesis correctly.
When any treatment in a study has a real treatment effect and the researcher fails to reject the null hypothesis, this leads to a type II error, thus, power is the possibility of not committing a type II error.
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