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[1],,,, 2013. [2], Developer 5, 2006. [3],,,,,,,,, Volume 2014-SE-185, No.9, pp.1-6, 2014. [4],,,,,,,,, Volume 2015-SE-187, No.5, pp.1-8, 2015. [5],,,,,,,, Volume 2014-GN-92, No.15, pp.1-4, 2014. [6], EPM-X IPA, http://www.ipa.go.jp/sec/softwareengineering/ tool/ipf/, (2016/01/04 ). [7],,, MetricsViewer:,, Vol.112, pp.127-132, 2013. [8],,,,, Vol.113, pp.73-78, 2013. 38

A 39

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B.7: ( ) 58

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B.10: ( ) 61

B.11: ( ) 62

B.12: ( ) 63

B.13: ( ) 64

B.14: ( ) 65