Trying to uncover evidence of fraud in a data set of millions of records is somewhat akin to searching for a needle in a haystack. Fortunately, the successful employment of data analysis techniques ...

The film details the data analysis procedures used in a comparative psycholinguistics research project at the University of Illinois, initiated in 1960. It illustrates the systematic steps taken to ...

Gathering data is only part of the audit process; analysis can provide continued clinical improvements. Dr Siân Williams, a clinical director at the Royal College of Physicians, explains. When ...

A categorical variable is defined as one that can assume only a limited number of values. For example, a person's sex is a categorical variable that can assume one of two values. Variables with levels ...