01 Jan, 1970
Step-by-step chi-square test examples including goodness-of-fit and independence tests with calculations. Learn interpretation, common pitfalls, assumptions, and tools like Excel/R/Python. Practical applications for categorical data analysis.
Step-by-step guide to calculate p-value from chi-square statistic. Learn formulas, degrees of freedom, software methods (Excel, Python, R), real examples, and common mistakes for accurate statistical analysis.