For Any Chi-Square Goodness-Of-Fit Test,the Number of Degrees of Freedom

question 7

Multiple Choice

For any chi-square goodness-of-fit test,the number of degrees of freedom is found by ________.

• A)n - k − 1
• B)k − 1
• C)n + 1
• D)n + k

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Definitions:

Null Hypothesis

A statement used in statistical testing that assumes no significant difference or relationship exists between specified populations.

Standard Error

The standard deviation of the sampling distribution of a statistic, commonly used to measure the precision of the sample mean estimate.

Population Average

The mean of all observations or values in a population.

Standard Error

A statistical measure that describes the accuracy with which a sample represents a population, specifically the variability of the sampling distribution.