Mathematics, 12.03.2020 22:57 vaeh41

Identify the type of observational study (cross-sectional, retrospective, or prospective) described below.
A research company uses a device to record the viewing habits of about 7500households, and the data collected today will be used to determine the proportion of households tuned to a particular sports program.

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Identify the type of observational study (cross-sectional, retrospective, or prospective) described...