Mathematics, 18.06.2021 16:10, kaliaakh

Dr. Cal Coolis wants to determine which of three e-learning packages leads to the most improvement in mathematical ability. Sixty high-achieving students from a local school volunteer to test the software. Twenty randomly chosen students use each package for six months, after which their improvement in mathematical ability is measured and compared. In designing this experiment, Dr. Coolis violated the guiding ethical principle of

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Dr. Cal Coolis wants to determine which of three e-learning packages leads to the most improvement i...