Send a link to your students to track their progress
5 Terms
1
New cards
Chi-Square Test
A statistical test used to compare observed results with expected results to determine if a difference is due to chance or a relationship between variables.
2
New cards
Null Hypothesis (H0)
States that there is no significant difference between the expected and observed results.
3
New cards
Degrees of Freedom (df)
A parameter used in statistical hypothesis testing, calculated as the number of categories minus one (k - 1).
4
New cards
Expected Frequencies (E_i)
Theoretical values expected in each category based on a specific probability distribution.
5
New cards
Goodness of Fit
A test that determines if a set of observed data conforms to a specified probability distribution.