The mean and variance of 6 observations are 5 and 7 \( \mathrm{P}^{...

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The mean and variance of 6 observations are 5 and 7
\( \mathrm{P}^{22} \) respectively. If the four observations are \( 1,3,4,6 \),

W then the remaining two observations are
(1) 8 and 6
(2) 9 and 14
(3) 7 and 9
(4) 8 and 9
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