It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Ask these questions when critiquing an empirical/ research article.
Is the objective of the experiment or of the observations important for the field?
Are the experimental methods described adequately?
Are the study design and methods appropriate for the purposes of the study?
Have the procedures been presented in enough detail to enable a reader to duplicate them?
Scan and spot-check calculations. Are the statistical methods appropriate?
Do you find any content repeated or duplicated? A common fault is repetition in the text of data in tables or figures. Suggest that tabular data be interpreted of summarized, nor merely repeated, in the text