Original vs SPT

Original Order

The original sequence A-B-C gives the baseline completion times.

highlighted = computed this step

Original order

The original order is A-B-C.

A−B−CA-B-C
Original and SPTThe chart shows both sequences and the completion table.sequence comparisonimprovement 3OriginalA p=3C=3B p=1C=4C p=2C=606SPTB p=1C=1C p=2C=3A p=3C=606completion tablejoboriginal CSPT CA36B41C63totals 13 -> 10averages 13/3 -> 10/3

A completes

A completes at time 3.

CA=3C_A=3
Original and SPTThe chart shows both sequences and the completion table.sequence comparisonimprovement 3OriginalA p=3C=3B p=1C=4C p=2C=606SPTB p=1C=1C p=2C=3A p=3C=606completion tablejoboriginal CSPT CA36B41C63totals 13 -> 10averages 13/3 -> 10/3

B and C complete

B completes at 4 and C completes at 6.

CB=4CC=6C_B=4\quad C_C=6
Original and SPTThe chart shows both sequences and the completion table.sequence comparisonimprovement 3OriginalA p=3C=3B p=1C=4C p=2C=606SPTB p=1C=1C p=2C=3A p=3C=606completion tablejoboriginal CSPT CA36B41C63totals 13 -> 10averages 13/3 -> 10/3

Original total

The original total completion time is 13.

∑Cj=13\sum C_j=13
Original and SPTThe chart shows both sequences and the completion table.sequence comparisonimprovement 3OriginalA p=3C=3B p=1C=4C p=2C=606SPTB p=1C=1C p=2C=3A p=3C=606completion tablejoboriginal CSPT CA36B41C63totals 13 -> 10averages 13/3 -> 10/3