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Why is the angular resolution of radio telescopes much worse than that of smaller opticaltelescopes?
Empirical Method
A method of acquiring knowledge based on observation, experimentation, and the collection of data.
Item Selection
The process of choosing questions or tasks for a test or questionnaire to ensure its validity and reliability.
Factor Analytic Technique
A statistical method used to describe variability among observed, correlated variables in terms of potentially lower number of unobserved variables, called factors.
Test Construction
The process of developing a test that accurately measures what it is intended to measure, with reliability and validity.
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