1. Refund Ratio Trend Line Chart
This chart tracks customer satisfaction and product issues over time.
- X-axis:Month
- Y-axis:Refund Ratio (%)
- Chart Type:Line ChartColumn Chart.
Insight:
PinguBuy Performance Analytics: Mastering the Spreadsheet
2025-12-21
A guide to visualizing refund ratios, QC pass rates, and shipping costs for data-driven decision making.
Why Track Performance Metrics?
In the dynamic world of e-commerce and dropshipping, consistent performance analysis is key to profitability. The PinguBuy Spreadsheet
Step 1: Preparing Your Data
Ensure your spreadsheet has the following columns with consistent monthly data:
MonthTotal OrdersRefunded OrdersUnits InspectedUnits Passed QCTotal Shipping Cost
Calculate these key metrics in new columns:
| Metric | Formula |
|---|---|
| Monthly Refund Ratio | =(Refunded Orders / Total Orders) * 100 |
| Monthly QC Pass Rate | =(Units Passed QC / Units Inspected) * 100 |
| Avg. Shipping Cost per Order | =Total Shipping Cost / Total Orders |
Step 2: Creating Insightful Charts
2. QC Inspection Pass Rate Chart
Monitor the effectiveness of your quality control process.
- X-axis:Month
- Y-axis:QC Pass Rate (%)
- Chart Type:Line Chart
Insight:
3. Average Shipping Cost Over Time
Track logistics efficiency and cost fluctuations.
- X-axis:Month
- Y-axis:Avg. Shipping Cost ($)
- Chart Type:Line Chart.
Insight:
Step 3: Building a Combined Dashboard
Place all three charts on a single dashboard view in your spreadsheet. This allows for correlation analysis:
- Does a dip in QC Pass RateRefund Ratio
- Did a change in Shipping Cost
Use this dashboard in your monthly reviews to make informed decisions on supplier selection, pricing strategies, and QC investments.