1.

There are 7 observations in the data and their mean is 11. If each observation is multiplied by2, then the mean of new observations is(a) 11 (b) 13 (c) 22 (d) 55

Answer» There are 7 observations in the data and their mean is 11. If each observation is multiplied by

2, then the mean of new observations is



(a) 11 (b) 13 (c) 22 (d) 55


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