sample

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Related to convenience sample: random sample, quota sample, Systematic sample

sample

[′sam·pəl]
(science and technology)
Representative fraction of material tested or analyzed in order to determine the nature, composition, and percentage of specified constituents, and possibly their reactivity.
(statistics)
A selection of a certain collection from a larger collection.

sample

A small specimen of material, or a single unit of many such items to be furnished, which is in conformity with the requirements for the specifications; furnished for review and approval; establishes standards by which work will be judged.

sample

(digital signal processing)
The result of measuring the amplitude of an analog signal at a specified time. In digital signal processing a sample is a signed or unsigned number and the number of samples per second is called the sample rate.
References in periodicals archive ?
Ultimately the authors concluded that while the samples do not perfectly reflect each other they are also not drastically different, and that MTurk samples are more representative than other convenience samples such as students.
We have discussed previous strategies to improve meta-analysis with a new strategy that begins with the same design but at a strategic step in the research process moves away from data analysis of pre-existing studies into an aggregation of convenience samples followed by the same statistical analysis to the responses of thousand of respondents in various locales.
The results and conclusions drawn from these preliminary data must be used with caution, particularly in light of the convenience sample, lack of standardized assessment instrument, and higher rates of gambling associated with local populations (Duquette & Knapp, under review).
Each group consisted of 15 subjects taken from a convenience sample. Prior to testing, a physical exam evaluated strength, sensation, and spasticity.
In a comparison of individuals with a disability and a convenience sample of individuals in a university setting, Strauser, Lustig, Keim, Ketz and Malesky found no difference in any of the four scales of the Career Thoughts Inventory.
A convenience sample of 29 therapists and 20 CPS workers participated in semi-structured interviews about their experiences with mandated reporting.
The formula for calculating the design factor is the standard deviation in simple random sample divided by the standard deviation in the convenience sample (Hainville and Jowell, 1983).
Petrilli, M.D., from the VA Ann Arbor Healthcare System in Michigan, and colleagues conducted a survey among a convenience sample of 4,062 patients recruited from 10 academic medical centers between June 2015 and October 2016.
There was a qualitative questionnaire rating aroma and a questionnaire listing perceived stressors comprised a convenience sample of 13 women and 1 man who each had self-assessed ME/MB.