17 51 42 14 37 46 41 13 28 13 47 89 94 36 The following is a

17, 51, 42, 14, -37, -46, -41, -13, -28, 13, -47, -89, -94, -36

The following is a list of 14 measurements:

17, 51, 42, 14, -37, -46, -41, -13, -28, 13, -47, -89, -94, -36

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Suppose that these 14 measurements are respectively labeled $\"\"$ . (Thus, $\"\"$ is labeled $\"\"$ , $\"\"$ is labeled $\"\"$ , and so on.)

Find $\"\"$ .

Consider:

Thus,

Sum(39xi) = -11466 [ANSWER]