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12. Determine the standard deviation using assumed mean method

Calculate the standard deviation of the following observations using assumed mean method.

$x$	$1$	$2$	$3$	$4$	$5$	$6$
$f$	16	5	2	23	19	12

Answer:

The standard deviation of the data is

[Note: Enter the answer rounded to two decimal places.]

$1$

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