How do I find this information in a research article? What were the major findings? Consider the following (depending on the study): i. Precision of instruments ii. Statistical significance iii. For hypotheses about means 1. Distributions and magnitudes of the effect(s) More specifically, I am confused about the precision of instruments and the distributions and magnitudes of the effects. Would distributions and magnitudes be something like how many people were in a control group vs. a testing group?.