Well, they took, over a three-month period, D-level students, gave them A's, told them they were "A's," told them they were bright, and at the end of this three-month period, they were performing at A-level.
این تحقیق سه ماه طول کشید آنها به دانش آموزانی که در سطح D بودند نمره A دادند به آنها گفتند در سطح A هستند و گفتند که دانش آموزان باهوشی هستند در پایان سه ماه بازدهی آنها در سطح A بود