Statistical Significance versus Practical Significance What is the difference between statistical significance and practical significance? Can a statistical study have statistical significance, but not practical significance?

Answer :

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Statistical significance : is the likelihood that a relationship between two or more variables is caused by something other than random chance. Statistical hypothesis testing is used to determine whether the result of a data set is statistically significant.

Practical significance : the results of a quantitative research study

Difference between statistical significance and practical significance

> Statistical significance depends upon the sample size, Practical significance depends...