Sentence examples for serious methodological shortcomings from inspiring English sources

However, the article relied on estimates of the return on investment published by PayScale, a survey that is subject not only to multiple data issues, such as small non-random samples and misreporting of earnings, but serious methodological shortcomings as well.To take one example, the notion of working through college is not considered.

However, such an approach suffers serious methodological shortcomings [4], [5], [6].

Existing studies subject have serious methodological shortcomings.

10 However, all those studies had serious methodological shortcomings.

21 However, most studies had serious methodological shortcomings and definitive conclusions could not be drawn.

In conclusion, MTC models using either a homogenous variance structure or weakly informative variance priors in connection with an unrestricted heterogeneous variance structure both have serious methodological shortcomings.

However, the review also reveals that there are serious methodological challenges and shortcomings in existing empirical approaches, namely with regard to definitional issues, the development and use of instruments, selection of samples, study designs and the inclusion of mediating or moderating variables.

All had serious methodological flaws.

There is also a serious methodological issue.

All studies had serious methodological limitations.

Most studies have serious methodological limitations.