The frequency table opposite indicates the weekly earnings of 46 students. Find the standard deviation of the
Question:
Find the standard deviation of the data summarized in the given frequency table.
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Weekly Wages Number Students 80 to less than 90 90 to less than 100 100 to less than 110 110 to less than 120 120 to less than 130 10 14 10
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x f f x f x2 85 6 510 43350 95 10 950 9...View the full answer
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