Search for tag: "random assignment"

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3.8 Matching \| Quantitative methods \| Research… duration 6 minutes 31 seconds 3.8 Matching \| Quantitative methods \| Research… 3.8 Matching \| Quantitative methods \| Research Designs \| UvA	3.8 Matching \| Quantitative methods \| Research Designs \| UvA This video introduces the concept of matching participants. Sometimes random assignment is impossible, which increases the selection threat to internal validity. One way to mitigate this threat is to… undermatching regression to the mean random assignment selection threat regressie naar het gemiddelde ondermatching willekeurige toewijzing selectie criterium From Sander Birkhoff 0 likes 2 plays 0 Language English - en Department FMG
3.6 Randomization \| Quantitative methods \|… duration 6 minutes 15 seconds 3.6 Randomization \| Quantitative methods \|… 3.6 Randomization \| Quantitative methods \| Research Designs \| UvA	3.6 Randomization \| Quantitative methods \| Research Designs \| UvA In this video you learn about the importance of random assignment. It allows you to eliminate all possible systematic differences between conditions all at once. You learn about the randomization… random assignment randomization check restricted randomization From Sander Birkhoff 0 likes 1 plays 0 Language English - en Department FMG
3.8 Matching \| Quantitative methods \| Research… duration 6 minutes 31 seconds 3.8 Matching \| Quantitative methods \| Research… 3.8 Matching \| Quantitative methods \| Research Designs \| UvA	3.8 Matching \| Quantitative methods \| Research Designs \| UvA This video introduces the concept of matching participants. Sometimes random assignment is impossible, which increases the selection threat to internal validity. One way to mitigate this threat is to… undermatching regression to the mean random assignment selection threat From Sander Birkhoff 0 likes 1 plays 0 Language English - en Department FMG
3.1 True experiments \| Quantitative methods \|… duration 4 minutes 2 seconds 3.1 True experiments \| Quantitative methods \|… 3.1 True experiments \| Quantitative methods \| Research Designs \| UvA	3.1 True experiments \| Quantitative methods \| Research Designs \| UvA This video introduces you to the concept of true experiments. In the social sciences, causal statements are very susceptible to threats to internal validity. Experimental research designs (true… experimental research design randomized controlled trial rct manipulation comparison random assignment From Sander Birkhoff 0 likes 3 plays 0 Language English - en Department FMG
Randomized Experiments - Introduction duration 6 minutes 29 seconds Randomized Experiments - Introduction Randomized Experiments - Introduction	Randomized Experiments - Introduction This video provides an introduction to randomized experiments. This video is part of a project at the Univeristy of Amsterdam in which instruction videos were produced to supplement a course in… randomized experiments introduction internal validity causality research design gold standard independent variables dependent comparison random assignment causal cause control situation causaliteit children condition aggression variable effect relationship study groups difference manipulation effects conditions experiment chance girls From mhamel1 0 likes 3 plays 0 Language English - en Author Onderzoeksmethoden UvA Department FMG