Statistical Inference

Inference

Estimate population parameters, test hypotheses, assess distributional assumptions, and run rank-based procedures using pasted raw data or summary statistics.

Wilcoxon Signed-Rank Test

Compare paired observations using signed ranks.

Interactive inference

Data

Paste paired observations in two columns. Every row must contain both measurements.

Alternative hypothesis

Confidence level (%)

Enter the confidence level as a percentage. Example: 95 means 95% confidence and implies α = 0.05.

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Ready to calculate

Choose the input mode, paste data or enter summary statistics, then press Calculate.