Variance, standard deviation and mean deviationEasy
Variance of Corrected Statistical Data
For a statistical data x1, x2, …, x10 of 10 values, a student obtained the mean as 5.5 and 
. He later found that he had noted two values in the data incorrectly as 4 and 5, instead of the correct values 6 and 8, respectively. The variance of the corrected data is
. He later found that he had noted two values in the data incorrectly as 4 and 5, instead of the correct values 6 and 8, respectively. The variance of the corrected data isSELECT ONE OPTION
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