Results 231 to 240 of about 1,555,303 (287)

Innate defense mechanisms against Nosema ceranae in hygienic honey bee (Apis mellifera) colonies. [PDF]

open access: yesPLoS One
Miller MS   +6 more
europepmc   +1 more source

Methodology of Non-Probability Samples Through Data Integration

open access: yesAmerican Journal of Biomedical Science & Research
openaire   +1 more source

Non-probability Sampling

2016
A sample is a subset of a population and we survey the units from the sample with the aim to learn about the entire population. However, the sampling theory was basically developed for probability sampling, where all units in the population have known and positive probabilities of inclusion. This definition implicitly involves randomization, which is a
Vehovar, V., Toepoel, V., Steinmetz, S.
openaire   +4 more sources

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