[Retracted] An Application for Measuring and Analyzing the Level of Performance Accuracy for Health Services Quality Indicators by Using Six-Sigma: A Study Case of Government Hospitals in Khartoum State

Table 15

Results of applying t-test for (one-sample t-test) on the general average to measure the impact of processes and systems on quality control and applying the Six Sigma methodology in Khartoum state hospitals.

Field	Mean	Standard deviation	Degrees of freedom	t-test	Statistical significance
It measures the impact of processes and systems on quality control and the application of the Six Sigma methodology	4.06	0.57	299	123.105	0.00

Source: prepared by the researcher by using SPSS 26.