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Related to significant digit: Least significant digit, Most significant digit

sig·nif·i·cant

(sig-nif'i-kănt),
In statistics, denoting the reliability of a finding or, conversely, the probability of the finding being the result of chance (generally less than 5%).
[L. significo, to make known, signify, fr. signum, sign, + facio, to make]

significant

/sig·nif·i·cant/ (sig-nif´ĭ-kant) in statistics, probably resulting from something other than chance.

significant

adjective Important, critical.

sig·nif·i·cant

(sig-nif'i-kănt)
In statistics, denoting the reliability of a finding or, conversely, the probability of the finding being the result of chance (generally less than 5%).
[L. significo, to make known, signify, fr. signum, sign, + facio, to make]

significant

said of an experimental result when it is greater than would be expected by chance. The degree of the significance can be expressed as a percentage, given the likely probability of the results occurring.

significant digit
the number of decimal places for which the result is accurate.
References in periodicals archive ?
We have shown that after modifying the model, by introducing a condition on the isoelectronium orbit, it is possible to calculate a minimum energy for the ground state coincident with the experimental values up to the sixth significant digit.
Wilk, Gnanadesikan, and Huyett [36] tabulated quantiles x, accurate to about five significant digits, for [alpha] = 0.
The device records up to six significant digits, and the Palm HotSync key instantly transfers data from the handheld device to a desktop PC.
The number in the formula that specifies the pattern for each mirror's curvature has nine significant digits, Westphal says, and this raises the possibility that the mistake resulted from something as small as a typographical error.
The tonnes and grades are stated to a certain number of significant digits reflecting the confidence of the estimate.

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