A Study on Risk and Expense Evaluation of Agility Supply Management of Machinery

Table 13

t-test for the first hypothesis.

The value of test = 3
The test statistics	Degrees of freedom	The level of significance	The differences among the average	The average confidence interval of 95%		Hypotheses
				Lower limit	Upper limit
10.65	199	0.000	0.66	0.53	0.87	H1
11.19	199	0.000	0.56	0.46	0.66	H2
16.35	199	0.000	0.81	0.71	0.90	H3
9.21	199	0.000	0.43	0.34	0.53	H4

Source: authors.