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Mathematics, 05.01.2021 16:00 imantahir1200345

two exams were given to a certain mathematics class. On the first exam the mean was 64 and the standard deviation was 8. On the second exam the mean was 48 and the standard deviation was 12. The scores of 4 students

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two exams were given to a certain mathematics class. On the first exam the mean was 64 and the stand...
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