Examlex
Rollforward is a method of database recovery that restores the database save and all valid transactions since the save was reapplied.
Mathematics
Mathematics is the abstract science of number, quantity, and space, either as abstract concepts (pure mathematics) or as applied to other disciplines such as physics and engineering (applied mathematics).
Literacy
The ability to read, write, and understand text, as well as to engage with and interpret written materials.
Reliability Estimates
Measures or indicators of the consistency or stability of a test, scale, or measurement instrument over time.
Standard Deviation
A measure of variability that describes how scores vary around the mean. In all normal curves the percentage of scores between standard deviation units are the same; hence, the standard deviation combined with the mean can tell us a great deal about a set of test scores.
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