Sentences with phrase «flawed research methods»

However, custody evaluators are not perfect; they are subject to bias, flawed research methods and a number of other methodological errors.

Not exact matches

Research funding levels / mechanisms, the peer - review process, and the methods of training Ph.D.'s are flawed, and these issues are crippling the pipeline of future, successful academic researchers.

Many of those evaluations — in New York City, Dayton, Ohio, and Washington, D.C., as well as in the states of Florida, Minnesota, and Louisiana — reported a modest increase or neutral impact on student achievement and graduation rates.9 The findings of some of these studies, however, have more recently been called into question as methodological flaws were discovered when adding additional years or replicating the study.10 As a result, recent voucher program evaluations employ more rigorous research methods such as experimental and quasi-experimental designs and refine their use of certain variables.

I figured that if the proprietary research by big firms has such major flaws, there had to be room for people who had strong and discplined methods.

ACE thinks that some of HLL's early studies were not conducted as well as they could have been, and that there were problems in some of the write - ups of those studies.262 For example, HLL conducted five studies with the same participant pool, which might have caused the results of some of those studies to be influenced by earlier experimental manipulations.263 Some studies also did not include appropriate control groups, and many studies did not control for desirability bias.264 We think these early studies helped influence animal advocates to see research into animal advocacy methods as possible and desirable, but that their utility is otherwise limited by some of their design flaws.