| gen. |
удобная выборка (Удобная выборка (произвольная, акцидентная) включает элементы, которые встретились в соответствующий ... An approach to gathering data that uses a readily available sample group, such as all consumers who visit a store on a given day. In convenience sampling, no attempt is made to use a random sample or a sample that represents a specific subset of the population. Statisticians have a low opinion of convenience sampling. Use this term in a sentence "You may want to use some convenience sampling if you want to get a good feel for how your product will go." "The researchers' study would not be published in the peer reviewed journal, because they only performed a convenience sampling, thus their findings were not reliable." "My boss asked each customer who came to our store how much they liked our product, but I believed this survey was not helpful to us because it was based only on convenience sampling." Read more:  investorwords.com Alexander Demidov); произвольная выборка (A nonprobability sample of individuals who just happen to be where the study is being conducted when it is being conducted. For example, a library could interview people exiting the library asking, "Were you satisfied with the materials and services, if not why?" Found on ifla.org Alexander Demidov); акцидентная выборка (A sample of the most available subjects in the population used to obtain quick results Example: You could interview shoppers in the supermarket as they walk by you. Found on hbschool.com Alexander Demidov); случайная выборка (Нерепрезентативная (удобная) выборка. Иногда называется случайной, поскольку отбор элементов выборки осуществляется "случайным" образом ... a type of nonprobability sample in which the population selected is easily accessible to the researcher; available subjects are simply entered into the study without any attempt at randomization. Called also accidental sample. Found on encyclo.co.uk Alexander Demidov) |
