Table VI.

Hypothesis test

HypothesisOriginal sample (O)Sample mean (M)SD (STDEV)Standard error (STERR)T statistics (|O/STERR|)Hypothesis testing
ECO -> GPA (H1)0.28090.31050.10830.10832.5923*Supported
ECO -> PCE (H2)0.45160.46620.1070.1074.2207*Supported
ECO -> GPI (H3)0.0680.08340.14350.14350.4734Unsupported
GPA -> PCE (H4)0.31020.30080.12310.12312.5204*Supported
GPI -> PCE (H5)0.26090.27110.1270.1272.0546*Supported
GPA -> GRB (H6)0.25620.27140.1320.1321.9418**Supported
GPA -> GPB (H7)−0.4162−0.15880.39580.39581.0515Unsupported
PCE -> GRB (H8)0.10620.12420.15810.15810.6721Unsupported
PCE -> GPB (H9)−0.2111−0.13290.34160.34160.618Unsupported
GPI -> GRB (H10)0.15370.15870.13660.13661.1253Unsupported
GPI -> GPB (H11)−0.0351−0.02120.40740.40740.0862Unsupported
GRB -> GPB (H12)−0.8312−0.59660.36870.36872.2544*Supported

Notes: Significance level: * = 1%; ** = 5%; italics represent hypothesis supported

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