Statistical Inference

Inference

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

Lilliefors Normality Test

KS-based normality test when the normal mean and standard deviation are estimated from the same sample.

Interactive inference

Data

Paste raw numeric observations. Summary statistics are not sufficient for this test.

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.