Table 4

Model summaryb

ModelRR SquareAdj.R squareStd error estimateDurbin waston
10.917a0.8418390.7382.04

Note(s): SPSS version 22, output on field data, 2022. “b” in Table 4 represents the dependent variable - port operation's efficiency, “a” refers to the predictors (weff, ineff, icteff) of port operations efficiency

Source(s): Table by authors

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