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In this lesson, we will learn how to find and interpret the variance and the standard deviation.
Q1:
If ο ( π₯ β Μ π₯ ) 2 for a set of 6 values equals 25, find the standard deviation of the set, and round the result to the nearest thousandth.
Q2:
If ο ( π₯ β Μ π₯ ) 2 for a set of 4 values equals 900, find the standard deviation of the set, and round the result to the nearest thousandth.
Q3:
Calculate the standard deviation of the values . If necessary, give your answer to three decimal places.
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