Estimating sample size in experimental and non-experimental settings [electronic resource] / Benjamin E. Leiby.
Material type:
FilmSeries: Henry Stewart talksBiomedical & life sciences collection: Publisher: London : Henry Stewart Talks, 2022Description: 1 online resource (1 streaming video file (31 min.) : color, sound)Subject(s): Sampling (Statistics) | Models, Statistical | Sample Size | Statistics as TopicOnline resources: Click here to access online Animated audio-visual presentation with synchronized narration.
Title from title frames.
Contents: Testing hypotheses -- Information needed for a sample size calculation -- Null and alternative hypotheses -- Type 1 and Type 2 errors -- Risk difference -- Power and sample size -- Experimental vs. observational studies -- Two-group comparisons.
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Mode of access: World Wide Web.