Glossary of Epidemiological Terms
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چکیده
ACCURACY and PRECISION. Accuracy is the extent to which a measurement reflects the true value. It is the tendency of test measurement to center around the true value. "Precise" means sharply defined or measured. Data can be very precise, but inaccurate. It would be precise but inaccurate to say that a meter equals 29.3748 inches. It would actually be more accurate to say that a meter equals a little over one yard, although that may not sound as impressive.
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