The Chi-Square Test Statistic Used in a Goodness-Of-Fit Test Has

question 68

True/False

The chi-square test statistic used in a goodness-of-fit test has k − 1 degrees of freedom.

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Definitions:

Critical Value

A point on the scale of a statistical distribution that corresponds to a specified level of significance for hypothesis testing.

Null Hypothesis

A hypothesis in statistical analysis that suggests no significant difference or effect; it's the default position that there is no association between two measured phenomena.

Mean Square

A statistical measure used particularly in ANOVA, calculated by dividing the sum of squares by its degrees of freedom.

Error

The discrepancy between the actual measurement and its real value.