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Unformatted text preview: Suppose your percentages on the first two math exams were 80 and 95. What grade do you need on your next exam to have a 90 average? Range – Difference between the greatest and the least data values. Find the Mean and the Range of each data set 25 30 30 47 28 34 28 31 36 31 Spread: HOMEWORK: Page 121 (113)...
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 Spring '09
 Johnson
 Algebra, Mean, Central Tendency Quiz

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