Weng, Li-JenLi-JenWeng2009-11-112018-06-282009-11-112018-06-282004http://ntur.lib.ntu.edu.tw//handle/246246/172729http://ntur.lib.ntu.edu.tw/bitstream/246246/172729/1/10.pdfapplication/pdf134869 bytesapplication/pdfen-USImpact of the Number of Response Categories and Anchor Labels on Coefficient Alpha and Test-Retest Reliabilityjournal article10.1177/00131644042686742-s2.0-10044229485WOS:000225124200005http://ntur.lib.ntu.edu.tw/bitstream/246246/172729/1/10.pdf