First, we did not use another specific HRQOL questionnaire to evaluate the concurrent validity, since there had been no such previously validated questionnaire with similar domains in Serbia.
Initial validation of ToFHLiD showed a low internal reliability but a strong convergent validity since the ToFHLiD scores were highly correlated to the REALD-99 scores.
In the end, he signed it in December 2008 without asking the Senate for consent, and Mr. Obama has not questioned its validity since.
However, they are also subject to problems of validity, since they are easily influenced by the desires of those who wish to appear disabled.
DECEMBER 2007 In his report to the Regents, Dr. Mills notes, "A rich, scholarly literature has challenged NAEP validity since the early 1990s".
In quantum field theory, however, von Neumann's uniqueness theorem looses its validity since here one is dealing with an infinite number of degrees of freedom.
The proposed model has a general validity since it considers the ground and supply noises completely uncorrelated both in frequency and in amplitude.
Our results seem to support convergent validity, since all MLSS-C dimensions show a moderate positive correlation with self-concept and social skills.
The low number of LTS models used in this experiment threatens its external validity, since two models do not represent the whole universe of applications.
It is not appropriate for every survey to report construct validity since not every survey was developed from a theory base.
This may limit external validity since the attendance of high schools in Germany is more prevalent in families with higher than average monthly income.
