NUMERICAL QUESTIONS Find out the standard deviation and its coefficient with this data : Size 10 11 12 13 14 Frequency 3 12 18 12 3 (Ans. SD = 1, CSD = 0-08, X = 12 ) 2. Find out arithmetical mean and standard deviation from this table ;
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"arithmetical" (and any subsequent words) was ignored because we limit queries to 32 words.
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