Mathematics, 25.03.2021 22:30 graciebrene1590
1. A reading activity is introduced to help third graders improve their reading. A class of 21 students takes part in the activities for 8 weeks. A control class of 23 students has the same curriculum minus the activities. At the end of the 8 weeks, all students are given a reading test. The average and standard deviation of the treatment groups scores are 51.41 and 11.01, respectively. The average and standard deviation of the control group scores are 41.52 and 17.15, respectively. Is there evidence that mean reading score increased
Answers: 2
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1. A reading activity is introduced to help third graders improve their reading. A class of 21 stude...
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