Mathematics, 06.07.2019 17:30 esdancer3494
Ms. take’s and ms. fortune’s classes took the same test. the mean score of the 20 students in ms. take’s class was 75. the mean score of the 30 students in ms. fortune’s class was 95. find the mean score for all students. (it is not just the average of the two classes score.)
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Ms. take’s and ms. fortune’s classes took the same test. the mean score of the 20 students in ms. ta...
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