A human resources director collected data on employees' salaries at her company. The Z-score of Sheri's salary is 1.253. Which statement best interprets this z-score?​

Can someone me out here and the tell me the greatest common factor

Which graph has a rate of change of zero

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