Search for tag: "external validity"

5 Media

5.5 Probability sampling - complex types \|… duration 5 minutes 45 seconds 5.5 Probability sampling - complex types \|… 5.5 Probability sampling - complex types \| Quantitative methods \| Sampling \| UvA	5.5 Probability sampling - complex types \| Quantitative methods \| Sampling \| UvA This video discusses more sophisticated types of probability sampling: stratified random sampling and multi-stage cluster sampling. You learn about weighing in stratified sampling and the… stratified random sampling multi-stage cluster sampling external validity random sampling random sample gestratificeerde steekproef clustersteekproef meertrapssteekproef aselecte steekproef toevalssteekproef probabilistische steekproef externe validiteit From Sander Birkhoff 0 likes 1 plays 0 Language English - en Department FMG
5.4 Probability sampling - simple random and… duration 4 minutes 3 seconds 5.4 Probability sampling - simple random and… 5.4 Probability sampling - simple random and systematic \| Quantitative methods \| Sampling \| UvA	5.4 Probability sampling - simple random and systematic \| Quantitative methods \| Sampling \| UvA This video discusses the two simplest types of probability sampling: simple random sampling and systematic sampling. You also learn about the possibility of bias in systematic sampling. external validity random sampling random sample simple random sampling systematic sampling gewone enkelvoudige aselecte steekproef systematische enkelvoudige aselecte steekproef aselecte steekproef toevalssteekproef probabilistische steekproef externe validiteit From Sander Birkhoff 0 likes 1 plays 0 Language English - en Department FMG
5.3 Probability sampling \| Quantitative methods \|… duration 4 minutes 34 seconds 5.3 Probability sampling \| Quantitative methods \|… 5.3 Probability sampling \| Quantitative methods \| Sampling \| UvA	5.3 Probability sampling \| Quantitative methods \| Sampling \| UvA This video explains the essential features of probability sampling is. You learn why probability (or random) sampling minimizes the selection threat to external validity. In the next videos different… external validity selection threat random sampling random sample aselecte steekproef toevalssteekproef probabilistische steekproef willekeurige steekproef willekeurige steekproeftrekking externe validiteit From Sander Birkhoff 0 likes 1 plays 0 Language English - en Department FMG
2.3 Criteria: validity and reliability \|… duration 5 minutes 29 seconds 2.3 Criteria: validity and reliability \|… 2.3 Criteria: validity and reliability \| Quantitative methods \| The Scientific Method \| UvA	2.3 Criteria: validity and reliability \| Quantitative methods \| The Scientific Method \| UvA How do we decide whether we find a scientific study convincing? In this video you learn about two main criteria: reliability and validity. You dive deeper into three types of validity: construct… evaluation criteria construct validity internal validity external validity generalizability From Sander Birkhoff 0 likes 3 plays 0 Language English - en Department FMG
Experience Sampling duration 4 minutes 46 seconds Experience Sampling Experience Sampling	Experience Sampling This video provides an introduction to experience sampling. This video is part of a project at the Univeristy of Amsterdam in which instruction videos were produced to supplement a course in… experience sampling experience sampling research design research design onderzoeksopzet research questions theoretical propositions units of analysis case studies quality of case study design case cases case study holistic case study embedded case study analysis multiple single multiple-case study single-case study target proposition proposition research designs type 1 type 2 type 3 type 4 construct validity internal validity external validity reliability steps of designing a case study quality participants experiences context approach event studies times lives researcher activity study thoughts feelings events measure alarm calories interest From mhamel1 0 likes 5 plays 0 Language English - en Author Pedagogical/Educational Sciences Department FMG