# mean

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## mean

[mēn]
an average; a number that in some sense represents the central value of a set of numbers.

## mean

(mēn),
A statistical measurement of central tendency or average of a set of values, usually assumed to be the arithmetic mean unless otherwise specified.
[M.E., mene fr. O.Fr., fr. L. medianus, in the middle]

## mean

Statistics
noun The sum of the values of all observations or data points divided by the number of observations; an arithmetical average; the central tendency of a collection of numbers, which is a sum of the numbers divided by the amount of numbers the collection.

Types
• Population mean (µ).
• Sample mean (x-bar).

Vox populi-UK
adjective Stingy; miserly; unwilling to share.

Vox populi-US

## mean

Statistics The sum of values divided by number of values. See Arithmetric mean, Geometric mean, Weighted mean.

## mean

(mēn)
A statistical measurement of central tendency or average of a set of values, usually assumed to be the arithmetic mean unless otherwise specified.
[M.E., mene fr. O.Fr., fr. L. medianus, in the middle]

## mean

see ARITHMETIC MEAN.

## mean

(mēn)
Statistical measurement of central tendency or average of a set of values, usually assumed to be arithmetic mean.
[M.E., mene fr. O.Fr., fr. L. medianus, in the middle]

## Patient discussion about mean

Q. I mean what this fitness is all about….. I know nutritious diet is important for good health but why is the need for fitness …..I mean what this fitness is all about…..

A. Fitness can help you live longer and has been proven to help the body, muscles, bones not age as much as if you were inactive...

Q. why do you call Bipolar ... Bipolar? i mean what does it mean?

A. Bipolar disorder is called this way because it is charecterized by two types of obvious mood disorders- depression on the one side, and mania, or hypomania (a manic state, or 'high'), on the other side.

Q. Does ascites mean it's the end? My mother, age 65 was diagnosed with ovarian cancer in a routine US examination. It was also diagnosed she already has mild ascites. Does that mean her cancer is metastatic?

A. Ascites can render the staging of the cancer as metastatic, but it depends on the specific characters of the ascites, so further testing is needed here.

More discussions about mean
References in periodicals archive ?
This study, performed in a real-world manufacturing environment, focused on three design details: the single- and keyed-dimension formats, the presence or absence of grid lines for plotting points, and the positioning of the data entry table and R chart relative to the X-bar chart.
The only parameter to be optimized is the control limits of the x-bar chart.
An x-chart, also called an individuals chart, was used to show trends for the charge average moisture content rather than an x-bar chart because a 100 percent sample was taken.
PowerWay SPC9000 is Windows-based SPC software offering a variety of statistical-analysis and charting options - including X-bar, range, sigma, individual and moving-range histograms, Pareto, P, C, U, NP, and summary screens.
An operator can see X-bar, R, capability, and Pareto charts right at the terminal.
The x-bar chart monitors the average of a process or product characteristic across time (Figure 3).
X-Bar, R-Bar, and trend charts can be viewed on the screen simultaneously for all 20 variables chosen.
It's generally assumed that the operator can stop the work in process, take five consecutive parts, and then measure them to place the resulting data on a typical X-bar and R Chart.
To gauge the average and variability, [X-bar] (X-bar), which is the average of the readings, and R, which is the range (highest minus lowest), are calculated for each sample or grouping.
Monitoring two parameters at once, it performs the usual statistical measures such as standard deviation and x-bar and R charts.
SPC-PC Version II software now includes routines for X-bar and R charts, X-bar and sigma charts, individuals and moving-range charts, moving average and range charts, histograms and process-capability charts, CuSum charts, multi-variate control charts, p and np charts, c and u charts, scatter plots, and pareto analysis.

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