The local fishing store is running a sale on bait. Premium bait is on sale for 16 pieces for $4.00. Special bait is on sale for 21 pieces for $7.00. What are the ratios for each type of bait. Are the ratios equivalent?

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