Degrees of Freedom

Definition

Degrees of freedom refers to the number of values in a calculation that are free to vary. In statistics, it represents the number of independent pieces of information available for estimating a parameter.

Related terms

Sample Size: The number of observations or data points collected in a sample.

Hypothesis Testing: A statistical method used to make decisions or draw conclusions about population parameters based on sample data.

Chi-Square Test: A statistical test used to determine if there is a significant association between two categorical variables.