Simple Regression Analysis was used to develop a four-month projection of the number of lines printed by local JES printers. Figure 6-8 shows the control parameters used for the study while Figure 6-9 shows the plot that was produced for the specified model.
/------------------------ Simple Regression Analysis -------------------------\ | Command ===> | | | |Composing CA MICS Inquiry: JESSMR - Simple Regression of Local Print Load | | | |Report title ===> LOCAL PRINT WORKLOAD | | | |Selection criteria: | | Input file ===> JES | | Start date ===> _________ (ddmonyyyy) | | SYSID ===> SPOL | | Zone ===> _________ | | No. weeks ===> ____ (1-9999) | | Specify CAPAPU Values ===> _ (Y/N) | | | |Plot title ===> ________________________________________ | |Forecast data element ===> RMTLOCLR | |Axis label ===> PRINT LINES | |Forecast length (weeks) ===> 4 (1-9999) | | | |Plot type ===> PRINTER (COLOR/PRINTER) | |Specify color graphics parms===> N (Y/N/R) | | Color graphics format set ===> PENPLOT | | | \------------------------------------------------------------------------------/ Figure 6-8. JES Workload Control Parameters
LOCAL PRINT WORKLOAD SYSID: SPOL ZONE: A PLOT OF RMTLOCLR*DATE LEGEND: A = 1 OBS, B = 2 OBS, ETC. PLOT OF PX*DATE SYMBOL USED IS * PLOT OF EST*DATE SYMBOL USED IS + 184000000 + A + + 182000000 + A + + 180000000 + * P R * I A N 178000000 + * T L * I N 176000000 + * E S A 174000000 + 172000000 + A 170000000 + --+-----------+-----------+-----------+-----------+-----------+-----------+-----------+-----------+-- 31MAY97 30JUN97 31JUL97 31AUG97 30SEP97 31OCT97 30NOV97 31DEC97 31JAN98 MONTH ENDING
Figure 6-9. Simple Regression Model of Local Print Lines
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