probability sample


Also found in: Acronyms.

prob·a·bil·i·ty sam·ple

each individual in the sample has a known, generally equal, chance of being selected.
References in periodicals archive ?
The additional expense of a probability sample can be justified only if the resulting information is of high quality.
With a pure probability sample of 319 one could say with a ninety-five percent probability that the overall results have a sampling error of +/- 5 percentage points.
With a pure probability sample of 659, one could say with a 95 percent probability that the overall results would have a sampling error of +/- 3.
With a pure probability sample of 2,385 adults one could say with a ninety-five percent probability that the overall results have a sampling error of +/- 3 percentage points.
With a pure probability sample of 1,197 employees and 630 retirees, one could say with a ninety-five percent probability that the overall results would have a sampling error of +/- 3 percentage points for employees and +/- 4 percentage points for retirees.
With a pure probability sample of 1,390 one could say with a 95 percent probability that the overall results have a sampling error of +/- 4 percentage points.
With a pure probability sample of 2,534 adults one could say with a 95% probability that the overall results have a sampling error of +/- 3 percentage points.
With a pure probability sample of 1,302 adults one could say with a ninety-five percent probability that the overall results have a sampling error of +/-3.
The survey consisted of a random digit-dial probability sample of 1,008 Americans.
The GfK OmniTel[R] survey is a random digit dial (RDD) probability sample of Adults 18+ in all telephone households in the continental United States.
With a pure probability sample of 2,302 adults one could say with a 95 percent probability that the overall results have a sampling error of +/- 2 percentage points.
With a pure probability sample of 1,031, one could say with a ninety-five percent probability that the overall results would have a sampling error of +/- 3 percentage points.

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