1. Flagging a Suspicious Revenue Spike
E-commerce AnalystBackground
An analyst is reviewing daily revenue data and notices an unusually high total for a specific week.
Problem
Needs to mathematically confirm which specific day is a statistical outlier compared to the rest of the week.
How to use
Paste the daily revenue CSV data, set the timestamp and value columns, and select 'Z-Score + IQR' as the detection method.
Detection Method: Z-Score + IQR, Z-Score Threshold: 2.5, Seasonality Window: 0Outcome
The tool generates a chart highlighting the exact day the revenue spiked to 315, confirming it as a statistical anomaly.