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Why Standard Deviation is Generally better than Range Daniel F. Moore
Four Different Sets of Data ,[object Object],[object Object],Run A Run B Run C Run D Average 454.665 455.112 454.205 457.357 Range 42.1380 41.8154 42.8437 44.1127
Four Different Sets of Data ,[object Object],[object Object]
Four Different Sets of Data ,[object Object],[object Object],[object Object],Run A Run B Run C Run D Average 454.665 455.1128 454.2057 457.3572 Range 42.13804 41.81542 42.84371 44.11273 StDev 4.909503 12.13244 6.55916 9.024437 Max 487.9789 476.95 487.9542 487.2352 Min 445.8409 435.1346 445.1105 443.1225
Four Different Sets of Data ,[object Object],[object Object],Run A Run B Run C Run D Average 454.665 455.1128 454.2057 457.3572 Range 42.13804 41.81542 42.84371 44.11273 StDev 4.909503 12.13244 6.55916 9.024437
Four Different Sets of Data ,[object Object],[object Object],[object Object],[object Object],Run A Run B Run C Run D Average 454.665 455.1128 454.2057 457.3572 Range 42.13804 41.81542 42.84371 44.11273 StDev 4.909503 12.13244 6.55916 9.024437 Max 487.9789 476.95 487.9542 487.2352 Min 445.8409 435.1346 445.1105 443.1225

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Why standard deviation is generally better than range