If the arithmetic mean of the observations \( x_{1}, x_{2} \),
\( \... VIDEO
If the arithmetic mean of the observations \( x_{1}, x_{2} \),
\( \mathrm{P} \) \( x_{3}, \ldots, x_{n} \) is 1 , the arithmetic mean of
W \( \frac{x_{1}}{k}, \frac{x_{2}}{k}, \frac{x_{3}}{k}, \ldots, \frac{x_{n}}{k}(k0) \), is
(1) Greater than 1
(2) Less than 1
(3) Equal to 1
(4) None of these
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