This textbook was designed and developed to provide health care students, primarily health information management and health information technology students, and health care professionals with a rudimentary understanding of the terms, definitions, and formulae used in computing health care statistics and to provide self-testing opportunities and applications of the statistical formulae. Though the textbook was developed with the health information student in mind, the material is applicable to all health care professionals and students enrolled in allied health statistics and analysis. The primary emphasis is on inpatient health care data and statistical computations, but most applications can be transferred to the outpatient or alternative health care setting as.