'Statistically representative' presentation slideshows

RESERVOIR PETROPHYSICS

1.01k views • 42 slides

Connecting User Needs with Weather Research and Forecasts

Connecting User Needs with Weather Research and Forecasts. Rebecca E. Morss National Center for Atmospheric Research Boulder, Colorado, USA. Overall Goals. Understand: Weather forecasting needs of current and potential users of forecasts

267 views • 18 slides

Sources of variability in phytobenthos biomass measurements using the BenthoFluor

Sources of variability in phytobenthos biomass measurements using the BenthoFluor. Corina Carpentier AquaLife Workshop, Kiel, Germany 2 nd June 2010. Introduction. Why phytobenthos analysis in rivers? Why in situ phytobenthos measurements? Sources of variability substrate

318 views • 17 slides

Purposeful Sampling

Purposeful Sampling. Population under study not available Logic: the sample is statistically representative Logic: a sample of information-rich cases are studied in depth Generally used in qualitative research ; with small populations. Purposeful Sampling. Not haphazard!!

1.36k views • 7 slides