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Question

both variance and standard deviation exactly mean the same thing " it tells how much is the value deviated from mean value " but what exactly is the difference between them

Solution

xxxxxx:

Yes xxxx xxx xxx measure xx spread xxxxxx xxx xxxx. However, xxxxx units xxx xxxxxxxxx. xxxx of xxxxxxxx is xxx xxxxxx xx the xxxx of xxx xxxx xxxxxxx the xxxx of xxxxxxxx xxxxxxxxx xx same xx that xx xxxx. xxx mean xx also xxxxxx xxx xxxx unit xxxx of xxxx. xxxx xx sometime xxxxxxx when yxx xxx xxxxxxx for xxx deviation xxxx xxx xxxx. We xxxx calculate xxxxxxxxxxx xx xxxxxxxxx (CV), xxxxx is xxx xxxxx xx standard xxxxxxxxx and xxxx. xxxx xx dimensionless xx standard xxxxxxxxx xxx xxxx are xxxxxx the xxxx xxxx. xxxxx dimensionless, xx can xxxxxy xxxxxxx xxx for xxx different xxxxxxxx. xxxx xxxx helps yxxx query.

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