The population sample Those for construction and expansion, and Pak KRET in 2557 number 300 people the tools used in the data. Statistical analysis for frequency, percentage, mean, standard deviation, the t-test, the F-test or variance. Test mean significant difference with Scheffe"s method at significant level at 0.05 the equations of general information of survey respondents. 300 people showed that most participants were male, aged between 51-60 years, education on the undergraduate level have professional employees, monthly income of more than 50 001-100 000,, most.
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