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Demand forecast with an uncertainty band

How far might orders reach over the next six months?

Claim: The dotted line extends into the forecast months inside an eighty percent band; the band widens as the forecast reaches further out, and the table gives the lower and upper bounds and labels those months as forecast, not measured.

Forecast interval

Current chart form: Forecast interval

Forecast interval. Showing 18 of 18 periods

  1. 1. Step one: the question the chart answers
  2. 2. Step two: the data and definitions behind the numbers
  3. 3. Step three: the reading and the suggested action

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Demand forecast with an uncertainty bandThe dotted line extends into the forecast months inside an eighty percent band; the band widens as the forecast reaches further out, and the table gives the lower and upper bounds and labels those months as forecast, not measured. Orders rose from 3,400 orders in Jan to 4,880 orders in Dec (+43.5%). The highest value of Orders is 4,880 orders, in Dec. The lowest value of Orders is 3,400 orders, in Jan. The last measured value is 4,880 orders; the forecast reaches 5,640 orders with a range from 4,980 orders to 6,300 orders.02,0004,0006,0008,000JanJunNovApr (forecast)80 percent confidence interval · forecast
The dotted line extends into the forecast months inside an eighty percent band; the band widens as the forecast reaches further out, and the table gives the lower and upper bounds and labels those months as forecast, not measured.
 
  • 80 percent confidence interval

Version-pinned synthetic data; a forecast is an estimate, not a guarantee, and the interval is declared in the same unit as orders.

Data table

Demand forecast with an uncertainty band
MonthOrders (orders)Lower boundUpper boundSource
Jan3,400 orders——measured
Feb3,520 orders——measured
Mar3,610 orders——measured
Apr3,790 orders——measured
May3,880 orders——measured
Jun4,050 orders——measured
Jul4,210 orders——measured
Aug4,180 orders——measured
Sep4,350 orders——measured
Oct4,520 orders——measured
Nov4,690 orders——measured
Dec4,880 orders——measured
Jan (forecast)5,010 orders4,700 orders5,320 ordersforecast
Feb (forecast)5,130 orders4,760 orders5,500 ordersforecast
Mar (forecast)5,260 orders4,820 orders5,700 ordersforecast
Apr (forecast)5,380 orders4,870 orders5,890 ordersforecast
May (forecast)5,500 orders4,920 orders6,080 ordersforecast
Jun (forecast)5,640 orders4,980 orders6,300 ordersforecast

table with confidence bounds and forecast labeling

How this figure was calculated

How was this figure calculated?

This is synthetic data that teaches how to read the chart; it is not a customer result.

Metric definition
Order count — Order count · sum · monthly
Unit
orders
Definition version
1.0.0
Time scope
2026-01-01 · 18 × month · UTC
Synthetic source id
synthetic-demand-forecast-v2026.10.1
Source fingerprint
a9eda4845098bf93
Source
Synthetic data

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