It means reliability or truthfulness and can be applied to the purpose of the project, to its design or, most often, to the results of the research. If the results of a research project are valid it means they are accurate, true, sound or just and believable. If the results are not valid then they are inaccurate, untrue, unsound or unjust and should be ignored.
Validity in a research project refers to the extent to which the study accurately measures what it is intended to measure. It is about the accuracy and truthfulness of the results obtained from the research. There are different types of validity, such as internal validity (concerned with the study's design and methodology) and external validity (related to the generalizability of the findings to other populations or settings).
What is the most important if research is validity?
information you found
examples of internal and external validity
the results
the results
what is Design of the research project means
it means when u conducted your experiment. the prompt u setted in your project.
By ruling out a series of threats to that validity. Please see the link for a list of them.
It identifies the focus and method of the research project.
External validity
measures what was intended to be measured in a research study
A valid research measure is based on the concept of conclusion and measurement with the real world. The validity measures what it claims to measure.