The statement above is false, time is not likely to be a threat to the internal validity of the study.
Internal validity experiment can be defined as an experimental treatment or condition makes a difference or not, and whether there is sufficient evidence to support the claim. In the other side, external validity refers to the generalizibility of the treatment or condition outcomes. There are eight threats to internal validity, such as history, maturation, regression to the mean, social interaction, instrumentation, testing, selection bias, and attrition. In the other side, there are seven threats to external validity: selection bias, history, testing effect, aptitude-treatment, experimenter effect, Hawthorne effect, and situation effect.
Learn more about internal validity here https://brainly.com/question/9292757
#SPJ4
