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OpenStudy (anonymous):
The following test scores were recorded for a student: 75, 70, 68, 64, 70, 56, 66. Find the mean, median, and mode.
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OpenStudy (mathmagician):
mean is (75+70+68+64+70+56+66)/7=67 mode is the most common value, which is 70 (2 students got 70) for median, sort grades in acceding order: 56, 64, 66, 68, 70, 70, 75 The median will the middle value, which in this case is 68
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