The following 25 measurements were taken of the thickness of steel emerging from a rolling mill....
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The following 25 measurements were taken of the thickness of steel emerging from a rolling mill. 3.97 3.99 4.04 4.00 3.98 4.03 4.00 3.98 3.99 3.96 4.02 3.99 4.01 3.97 4.02 3.99 3.95 4.03 4.01 4.05 3.98 4.00 4.04 3.98 4.02 Find (a) the median, (b) the mean, (c) the standard deviation, and (d) the variance of the measurements. The following 25 measurements were taken of the thickness of steel emerging from a rolling mill. 3.97 3.99 4.04 4.00 3.98 4.03 4.00 3.98 3.99 3.96 4.02 3.99 4.01 3.97 4.02 3.99 3.95 4.03 4.01 4.05 3.98 4.00 4.04 3.98 4.02 Find (a) the median, (b) the mean, (c) the standard deviation, and (d) the variance of the measurements.
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