Table 4. Association rules found by the WEKA data mining technique through apriori algorithm for the questionnaire of CSFs and performance of BP.

Serial	Association rules findings for the relative questions
1	Qb31=SD Qc3=SD 427==> Qc1=SD 415	C = 97%
2	Qb26=D Qb31=SD 354 ==> Qc1=SD 336	C = 95%
3	Qb16=SD Qb31=SD 429 ==> Qc1=SD 399	C = 93%
4	Qb18=SD Qb31=SD 375 ==> Qc1=SD 346	C = 92%
5	Qb4=SD Qb31=SD 376 ==> Qc1=SD 346	C = 92%
6	Qb14=SD Qb31=SD 479 ==> Qc1=SD 440	C = 92%
7	Qb23=SD Qb31=SD 418 ==> Qc1=SD 382	C = 91%
8	Qb31=SD Qc2=SD 404 ==> Qc1=SD 369	C = 91%
9	Qb24=SD Qb31=SD 407 ==> Qc1=SD 370	C = 91%
10	Qb9=SD Qb31=SD 413 ==> Qc1=SD 375	C = 91%