Aidan invests 5000€ in a special savings account for two years. The rate is 3% for the first year with a higher rate for the second year. Tax at 40% will be deducated each year from the interest earned. A) How much will Aidans investment be worth at the end of the first year after tax is paid? B) Aidan calculates that, after the tax has been deducted his investment will be worth 5196.89 at the end of the second year. Calculate the rate of interest for the second year (IM NOT ABLE TO SEE YOUR ANSWERS BELOW)

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