Abaker started out with 12 cups of flour. she had 9 1/4 cups of flour left after the first batch of batter she made. she had 6 1/2 cups of flour left after the second batch of better she made. if she makes two more batches of batter, how many cups of flour will be left?

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