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Mathematics · 2015
JEE Main 2015 · 2015-04-04 Offline · Q87
The mean of the data set comprising of 16 observations is 16. If one of the observation valued 16 is deleted and three new observations valued 3, 4…
The mean of the data set comprising of $\displaystyle 16$ observations is 16. If one of the observation valued $\displaystyle 16$ is deleted and three new observations valued $\displaystyle 3$, $\displaystyle 4$ and $\displaystyle 5$ are added to the data, then the mean of the resultant data, is :
Official answer
(4)
$\displaystyle 14.0$
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