Measures of Central Tendency and Dispersion

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Question : 47 of 211

Marks: +1, -0

The approximate weighted mean of the following data is

$\x_i$	56	40	68	55	37
$\w_i$	3	2	2	4	1

$55.5$
$58.3$
$56.4$
$53.4$

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