A minimum sample size of study which is determined through calculation is called power analysis and it is made up of four main components furthermore let us tell you about the importance of knowing only three of these because if you do so then you can figure out the fourth component on your own.
Statistical Power
A number of observations in minimum, needed to analyze a certain size effect of the power level provided.
Significance Level (Alpha)
The significance level which is also known as the alpha level is the optimum risk of neglecting a true null hypothesis which with you own will you want to take the recommended set up for this level is 5%.
Expected Effect Size
This is the way of elaborating the magnitude of the study result which is expected it is also known as the standardized way which is on a basic level based on pilot study or similar study.
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