A doctor did a study 120 low birth weight infants The birthgivers were assigned a group that received training on how to take care of babies and another didn't receive any treatment. After training, the doctor measured the birth givers confidence for taking care of their babies.

Is the study an experiment or a correlation?

What's one indication from the paragraph that tell you if it's a correlation or an experiment?

What conclusion can we draw from this study? Can we conclude a causal or correlation relationship between the variables?