Midrange
Midrange (medicine)
Midrange (pronounced: mid-ranj) is a term used in the field of medicine to refer to the middle value or average of a set of data, such as test results or patient measurements. It is often used in statistical analysis and research to provide a more accurate representation of the data set by eliminating extreme values.
Etymology
The term "midrange" is derived from the English words "mid" and "range". "Mid" comes from the Old English "midd", meaning "in the middle", while "range" comes from the Old French "rangier", meaning "to arrange". In a medical context, it refers to the middle value in a range of data.
Usage in Medicine
In medicine, the midrange is often used in the analysis of patient data. For example, when analyzing blood pressure readings, the midrange can provide a more accurate representation of a patient's average blood pressure, as it eliminates the influence of unusually high or low readings. This can be particularly useful in research studies, where large data sets are often used.
The midrange is calculated by adding the highest and lowest values in a data set and dividing by two. It is one of several measures of central tendency used in statistics, along with the mean, median, and mode.
Related Terms
- Mean: The average value in a data set, calculated by adding all the values and dividing by the number of values.
- Median: The middle value in a data set when the values are arranged in numerical order.
- Mode: The value that appears most frequently in a data set.
- Range (statistics): The difference between the highest and lowest values in a data set.
External links
- Medical encyclopedia article on Midrange
- Wikipedia's article - Midrange
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