1. For the given true statements, what can you conclude using the Law of Syllogism? If you play the flute, then you are a musician. If you are a musician, then practicing will help you improve. O If you are a musician, then you play the flute. If practicing will help you improve, then you play the flute. O If practicing will help you improve, then you are a musician. If you play the Flute, then practicing will help you improve.

Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect