Sentence examples similar to changes of the sampling peried from inspiring English sources
He said it was conceivable a year-to-year change might be the result of changes in the sample of people surveyed.
All these changes cause embrittlement of the samples.
Generally speaking, inclusion of atypical or related samples changes the population structure of the samples.
If the composition of the samples change, the polls may give a misleading indication of how much movement there really is.
"Now it's possible," Eberly concludes, "that after weighting for gender, age, education, race, region, and population density the partisan ID of the sample would change".
Random repetition of the questionnaire a year later to some of the sample showed their happiness levels changed little.
"Only about a quarter of the sample reported feeling any emotional change.
Spinner questioned the handling of the samples.
Of the samples, only one tested positive.
The sample was then placed inside of the Sample Analysis at Mars (SAM) instrument.
