Example of Differences

The following example shows how to calculate the differences between data values of a time series.

  1. Open the sample data, UtilityUsage.MTW.
  2. Choose Stat > Time Series > Differences.
  3. In Series, enter Electric Charges.
  4. In Store differences in, enter C2.
  5. Click OK.

Results

Column C2 contains the differences between consecutive values in the electric charges column.

C1 C2
Electric Charges  
1264 *
1150 -114
1384 234
1651 267
1374 -277
... ...