摘要
如何提高和验证PSC的信度和效度,一直是PSC研究中的关键问题。本文通过对评分表抽样统计分析,从PSC标准设定和标准操作层面分析了影响PSC信度、效度的原因,从PSC相关术语的界定和提高测试信度、效度应对策略方面进行了讨论。
To improve the reliability and validity of PSC is a critical problem in PSC research. This paper focuses on the factors that affect the reliability and validity of PSC in the stage of PSC standard enactment and operation by analyzing samples of grading sheet, and discussing how to define the PSC related terms and how to improve the testing reliability and validity.
出处
《语言文字应用》
CSSCI
北大核心
2009年第2期121-129,共9页
Applied Linguistics
关键词
信度
语调偏误
停连不当
系统性语音缺陷
实效效度
reliability
inappropriate tone use
inappropriate pause and link
systematic phonetic and phonological problem
actual effect validity
