Four cups of a salad blend containing 4096 spinach is mixed with an unknown amount of a salad blend containing 55% spinach. The resulting salad contains 50% spinach, How many cups of salad are in the resulting mixture? a.8
b.9
c.12
d.13
answer is c! 12!!!

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