Tamir entered a surfing competition. In the first round, he scored 5.96 points. Later in the day, he scored 9.74 points in the second round. How many total points did Tamir score?
15.80 points
15.78 points
15.70 points
16.70 points

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