Calculate seasonal indices from complete cycles
Each row is one complete year of quarterly observations. A water authority records water use throughout each year
| Cycle | Jan–Mar | Apr–Jun | Jul–Sep | Oct–Dec |
|---|---|---|---|---|
| Year 1 | 528 | 696 | 504 | 672 |
Each row is one complete year of quarterly observations. A water authority records water use throughout each year
| Cycle | Jan–Mar | Apr–Jun | Jul–Sep | Oct–Dec |
|---|---|---|---|---|
| Year 1 | 528 | 696 | 504 | 672 |