FIRST half page: The Sampling Frame

FIRST half page: The Sampling Frame
Locate a study reported in the empirical literature, and identify its target population, sampling frame, and sample. Were the sampling frames in these studies readily apparent? Please explain.

SECOND discussion half page paragraphs:  Variable Operationalization
How might one operationalize the following variables: diet, physical activity, health status, and social support? Be sure to note variable type (categorical versus continuous) and/or level (nominal, ordinal, interval, ratio).