The mean of 16 observations is 16 . If one P observation 16 is dele...

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The mean of 16 observations is 16 . If one
P observation 16 is deleted and three observations 5,5

W. and 6 are included, then the mean of new observations is
(1) 16
(2) 15.5
(3) 13.5
(4) None of these
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