There are several attributes of an experiment. Consider the following set :
(1) Does the study present results which are descriptive, correlational, cause-effect?
Descriptive: there may be patterns in the data but the relationship among the variables has not been examined
Correlational the variation in the dependent . variable(s) is related to the variation of the independent variable(s)
Cause- effect the treatment variable(s) is the only possible cause of variation in the dependent Variable