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Probability Theory


Probability is a way of expressing knowledge or belief that an event will occur or has occurred. The concept has an exact mathematical meaning in probability theory, which is used extensively in such areas of study as mathematics, statistics, finance, gambling, science, Artificial intelligence/Machine learning and philosophy to draw conclusions about the likelihood of potential events and the underlying mechanics of complex systems.

 
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Vital and Health Statistics

By: Jack R. Anderson

Introduction: In 1965 the National Center for Health Statistics (NCHS) initiated the National Hospital Discharge Survey (NHDS) to collect and disseminate data on inpatient utilization of short-stay non-Federal hospitals in the United States and District of Columbia. The importance of measuring inpatient care made NHDS the first survey of medical care delivery conducted by the NCHS (1,2) and inpatient care continues to play a major role in health care delivery (3). The NH...

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Vital and Health Statistics

By: Lester R. Curtin, Ph. D.

Introduction: This report describes the procedures used in the 1995 National Survey of Family Growth to select the sample, develop the sampling weights, impute missing data, and estimate sampling errors. These procedures help to ensure that the sample data can be used to make valid national estimates. They also allow researchers to draw statistically sound conclusions from the data. Parts of this report contain a great deal of technical detail. For readers seeking a gene...

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The Radar Game

By: Rebecca Grant

Physics Literature

Excerpt: Precision weapons and rapid targeting information mean little if aircraft are unable to survive engagements with enemy air defenses. In addition to costing the lives of pilots, high levels of attrition can ultimately affect the outcome of the theater campaign. One of the most critical factors in determining the success of an air operation is survivability. In the last several decades, the term survivability has been associated with analysis of how low observable...

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