Determine the probable error in a single measurement if the summation of the dif

Question

Determine the probable error in a single measurement if the summation of the difference between mean and single observation is given as 8.76 in a series of 7 observations.

Options:

A . 0.98

B . 0.93

C . 9.08

D . 0.89

Answer: Option A
Answer: (a).0.98

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