## mean deviation

Overview page. Subjects: Science and Mathematics — Financial Institutions and Services.

In statistics, the arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a set of numbers from their arithmetic mean. For example, the arithmetic mean of...

## mean deviation

in** The Handbook of International Financial Terms**

January 1997; p ublished online January 2005 .

Reference Entry. Subjects: Financial Institutions and Services. 42 words.

The average of the absolute deviations of a series from its mean:The deviations |*x*
*
_{i}
* − x̄|

## mean deviation

Overview page. Subjects: Science and Mathematics — Financial Institutions and Services.

In statistics, the arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a set of numbers from their arithmetic mean. For example, the arithmetic mean of...

## mean deviation

in** A Dictionary of Statistics**

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Probability and Statistics. 60 words.

An alternative name for the *mean absolute deviation about the mean. For a *data set *x*
_{1},

## mean deviation

in** A Dictionary of Business and Management**

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Business and Management. 64 words.

In statistics, the *arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a set of numbers from their arithmetic mean. For example, the arithmetic mean of...

## mean deviation

in** A Dictionary of Finance and Banking**

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Financial Institutions and Services. 63 words.

In statistics, the arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a set

## mean deviation

in** A Dictionary of Finance and Banking**

January 2014; p ublished online May 2014 .

Reference Entry. Subjects: Financial Institutions and Services. 63 words.

In statistics, the *arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a

## root mean squared deviation

Overview page. Subjects: Mathematics.

The positive square root of the mean squared deviation.

## root mean squared deviation

in** The Concise Oxford Dictionary of Mathematics**

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Pure Mathematics. 13 words.

The positive square root of the *mean squared deviation.

## root mean squared deviation

in** The Concise Oxford Dictionary of Mathematics**

January 2014; p ublished online September 2014 .

Reference Entry. Subjects: Pure Mathematics. 14 words.

The positive square root of the *mean squared deviation.

## mean absolute deviation

in** The Concise Oxford Dictionary of Mathematics**

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Pure Mathematics. 42 words.

For the sample *x*
_{1}, *x*
_{2},…, *x*
_{
n
}, with mean *x̄*, the mean absolute deviation

## mean squared deviation

in** The Concise Oxford Dictionary of Mathematics**

January 2009; p ublished online January 2009 .

Reference Entry. Subjects: Pure Mathematics. 57 words.

For the sample *x*
_{1}, *x*
_{2},…, *x*
_{
n
}, with mean *x̄*, the mean squared deviation

## mean squared deviation

in** The Concise Oxford Dictionary of Mathematics**

January 2014; p ublished online September 2014 .

Reference Entry. Subjects: Pure Mathematics. 48 words.

For the sample *x*
_{1}, *x*
_{2},…, *x*
_{
n
}, with mean , the mean squared deviation (about the mean) is the second moment about the mean...

## mean absolute deviation

in** A Dictionary of Business and Management**

January 2016; p ublished online February 2016 .

Reference Entry. Subjects: Business and Management. 68 words.

In statistics, the *arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a set of numbers from their arithmetic mean. For example, the arithmetic mean of...

## mean absolute deviation

in** A Dictionary of Finance and Banking**

March 2018; p ublished online March 2018 .

Reference Entry. Subjects: Banking; Social Sciences; Economics. 68 words.

In statistics, the *arithmetic mean of the deviations (all taken as positive numbers) of all the numbers in a set of numbers from their arithmetic mean. For example, the arithmetic mean of...

## root mean square deviation

in** Oxford Dictionary of Biochemistry and Molecular Biology**

January 2006; p ublished online January 2008 .

Reference Entry. Subjects: Biochemistry. 56 words.

*abbr.*: RMSD; the square root of the sum of squared deviations of the observed values from the mean, divided

## mean absolute deviation

in** The Concise Oxford Dictionary of Mathematics**

January 2014; p ublished online September 2014 .

Reference Entry. Subjects: Pure Mathematics. 34 words.

For the sample *x*
_{1}, *x*
_{2},…, *x*
_{
n
}, with mean , the mean absolute deviation is equal to

It is a measure of ...

## mean absolute deviation

Overview page. Subjects: Mathematics — Business and Management.

For the sample *x*
_{1}, *x*
_{2},…, *x*
_{
n
}, with mean *x̄*, the mean absolute deviation is equal to

It is a measure of...

## mean squared deviation

Overview page. Subjects: Mathematics.

For the sample *x*
_{1}, *x*
_{2},…, *x*
_{
n
}, with mean *x̄*, the mean squared deviation (about the mean) is the second moment about the...

## mean deviation

in** A Dictionary of Computer Science**

January 2016; p ublished online January 2016 .

Reference Entry. Subjects: Computing. 6 words.

## mean deviation

in** A Dictionary of Computing**

January 2008; p ublished online January 2008 .

Reference Entry. Subjects: Computing. 6 words.