Threats to construct validity are concerned with the relationship between theory and observation.
Threats to internal validity are concerned with factors that may affect a dependent variable and were not considered in the study.
Threats to conclusion validity are concerned with the relationship between the treatment and the outcome.
Threats to external validity are concerned with the generalizability of our results.
How to write threats to validity?
原文：https://www.cnblogs.com/XBWer/p/8762210.html