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Accelerated Reader (AR) is an educational tool that is used to monitor and manage a student's independent reading practice and reading comprehension in the English and Spanish language respectively. This program works by assessing the student's performance and awarding points towards educational and individual reading goals.
The Clinical Institute Withdrawal Assessment for Alcohol, commonly abbreviated as CIWA or CIWA-Ar (revised version), is a 10-item scale used in the assessment and management of alcohol withdrawal. [1] [2] Each item on the scale is scored independently, and the summation of the scores yields an aggregate value that correlates to the severity of ...
Generally, when testing for heteroskedasticity in econometric models, the best test is the White test. However, when dealing with time series data, this means to test for ARCH and GARCH errors. Exponentially weighted moving average (EWMA) is an alternative model in a separate class of exponential smoothing models. As an alternative to GARCH ...
Autoregressive model. In statistics, econometrics, and signal processing, an autoregressive ( AR) model is a representation of a type of random process; as such, it is used to describe certain time-varying processes in nature, economics, behavior, etc. The autoregressive model specifies that the output variable depends linearly on its own ...
In statistics, the Dickey–Fuller test tests the null hypothesis that a unit root is present in an autoregressive (AR) time series model. The alternative hypothesis is different depending on which version of the test is used, but is usually stationarity or trend-stationarity. The test is named after the statisticians David Dickey and Wayne ...
Renaissance Learning, Inc. (also known simply as Renaissance) is a software as a service and learning analytics company that makes cloud-based, Pre-K–12 educational software and adaptive assessments. Renaissance employs about 1,000 employees in nine U.S. cities and subsidiaries in Canada, the United Kingdom, Korea, and Australia.
The Armed Services Vocational Aptitude Battery ( ASVAB) is a multiple choice test, administered by the United States Military Entrance Processing Command, used to determine qualification for enlistment in the United States Armed Forces. It is often offered to U.S. high school students when they are in the 10th, 11th and 12th grade, though ...
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