asked 124k views
3 votes
Why are developmental psychologists forced to rely so heavily on correlational data instead of using only controlled laboratory experiments to test their hypotheses?

1 Answer

2 votes
it is important to have outside data sets. the control is just that, a control group. The other group, outside the control, is want is needed to make sure the control is giving the desired, or undesired results.
answered
User Paaji
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