Let's say you had a grade of a 72 in your science class. However, by the end of the year, you were able to increase your grade by 28%. What is your grade in science class at the end of the year ? Round to the nearest whole number. 89
92
94
96

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