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T Tauri stars are in hydrostatic equilibrium.
Measurement
Measurement involves determining the size, quantity, or amount of something, typically by comparing it to a standard unit.
Predictive Statistics
A branch of statistics focused on analyzing current and historical data to make predictions about future or otherwise unknown events.
Historical Data
Data collected from past events and time periods, used to analyze trends, forecast future occurrences, or serve as benchmarks.
Forecast
The process of making predictions based on past and present data trends, commonly used in weather, economic, and business planning contexts.
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