Process Plant Upgradation Using Reliability, Availability, and Maintainability (RAM) Criteria

Table 4

Descriptive statistics.

Descriptive statistics	N	Mean	Std. dev.
Traceability	70	1.99	1.173
Repairability	70	2.23	1.157
Local repairing	70	1.90	0.935
Availability of spares	70	1.54	0.502
Alternate solution	70	1.47	0.756
Frequency of faults	70	3.99	0.625
User-friendliness	70	1.74	0.736
Concentration stress level	70	4.40	0.689
Safety	70	1.63	0.837
Job security	70	3.87	0.658
Valid N (list-wise)	70