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The Atanasoff-Berry Computer is often considered the first electronic digital computer.
Factor Analysis Validity
A statistical method used to examine whether a set of survey or test items correlates with underlying constructs, thereby validating the measure's theoretical assumptions.
Criterion-related Validity
The degree to which a test's outcomes correlate with other measures that assess similar constructs, determining how well one measure predicts an outcome based on another measure.
False Negative
A test result that incorrectly indicates the absence of a condition or attribute when it is actually present.
False Positive
An error in data reporting where a test incorrectly indicates the presence of a condition, phenomenon, or attribute when it is not actually present.
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