D17-F05-A02 · SYNTHETIC TEACHING DATA
Runs Test for Return Independence
Detect unusually clustered or alternating return signs while preserving an exact small-sample reference.
Teaching stage
Swipe the chart and evidence table horizontally to inspect the full labels. Keyboard users can focus each region and use the arrow keys.
Choose → step → observe → explain → compare
Inspect the calculation
| Observation | Input / intermediate | Derived evidence |
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All displayed values are calculated from the selected synthetic input. Decimal returns use 0.01 for 1%. A statistical result applies only to its declared hypothesis and sample.