test statistics

What Do Statistical Tests Tell Us?

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What Do Statistical Tests Tell Us? A statistical test provides a mechanism for making quantitative decisions about a process or processes. The intent is to determine whether there is enough evidence to “reject” a conjecture or hypothesis about the process. … A classic use of a statistical test occurs in process control studies. How do

What Is A T-test In Research Methods?

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What Is A T-test In Research Methods? A t-test is a type of inferential statistic used to determine if there is a significant difference between the means of two groups, which may be related in certain features. … A t-test looks at the t-statistic, the t-distribution values, and the degrees of freedom to determine the