Examlex
The velocity of a particle moving in a straight line is given by .
Find an expression for the position s after time t.
Primary Data
Data collected firsthand for a specific research purpose or project.
Observational Data
Information gathered by watching and recording actions or outcomes, without intervening or altering the situation.
External Secondary Data
Information that has been collected previously by someone else and is available outside the organization for research purposes.
Economic Research Service
A U.S. government agency providing economic research and analysis, primarily in agriculture, food, the environment, and rural economies.
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