Mathematics, 03.07.2019 07:00 payshencec21
Class a has 25 pupils and class b has 21 pupils. both classes sit the same maths test. the mean score for class a is 78. the mean score for class b is 80. what is the mean score (rounded to 2 dp) in the maths test across both classes? just give the answer no calculations or anything .
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Class a has 25 pupils and class b has 21 pupils. both classes sit the same maths test. the mean sc...
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