Sentence examples for sampled surveys from inspiring English sources

Note further that random sampled surveys may also be biased in the case of substantial non-response, which nowadays drops below 50% in many surveys.

It consists of repeated cross-sectional cluster sampled surveys among 11-, 13- and 15-year-old students in nationally representative samples of approximately 1500 students from each of the three age groups.

Both studies sampled surveys, although neither was completely random; Berent's (1953) results were based on 1,377 couples who were in their first marriage, with that marriage being of at least 15 years duration.

The proposed fuzzy assessment method on sampling survey analysis is easily to assess the sampling survey and evaluate the aggregative evaluation.

In this study, we propose the fuzzy sense on sampling survey to do aggregated assessment analysis.

The argument for using the margin of error with Internet surveys is that even nonrandom-sample surveys have sampling variability that is largely random and predictable.

Finally, data based on sample surveys may be unreliable due to sampling errors.

But sampler surveys don't traffic in nuance.

More random sample surveys are needed from more countries.

Dark figures are calculated on the basis of random sample surveys such as the British crime survey.

We also know that youth employment data is mainly derived from national labour force sample surveys, which are usually infrequent.