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DESCRIPTIVE ANALYSIS OF THE QUESTIONNAIRE
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amount of maintenance Analysis of Question annually on maintenance application software application system development application system maintenance application system programs assigned to maintenance computed cost of maintenance covariate critical level decision tables degrees of freedom demand and daily Descriptive Analysis Deviation Minimum Maximum documentation equal to zero F-distribution increases independent variables level of significance maintenance cost maintenance effort maintenance per source maintenance programming personnel Mann-Whitney modular programming multiple regression Notation Valid null hypothesis number of person-hours number of personnel number of pre-defined number of source partial correlation percentage person-hours spent annually population correlation coefficient pre-defined user reports procedure programming and systems questionnaire regression coefficients regression equation relationship separate maintenance approach significance of 0.05 software development software maintenance source language statements SPSS statistical tests structured programming system became operational systems analysis Systems and Programming t-value total number total person-hours true population correlation two-tailed probability underlying variables variable Q22