Suppose you have a set of data
That you want to explain.
It's a whole lot of data,
And to tell about it later,
You need to summarize it
In a nutshell.
Chorus
You can summarize your data
Using one of the three
Measures of central tendency.
You've got the MEAN,
You've got the MEDIAN,
You've got the MODE.
That's it in a nutshell.
Suppose you have a set of data
And you want to summarize it-
Characterize it
In a nutshell.
There are three measures you can use,
But be sure not to get them confused.
Chorus
You can summarize your data
Using one of the three
Measures of central tendency.
There's the MEAN, (the average)
The MEDIAN, (the middle)
And the MODE. (the number that occurs most often)
You don't want to bore your friends
With number after number.
They'd all begin to slumber
Long before you finished your report.
So here's what you do
To make a long, long story short:
Chorus
You can summarize your data
Using one of the three
Measures of central tendency.
There's the MEAN, (the average)
The MEDIAN, (the middle)
And the MODE. (the number that occurs most often)
But modes are funny, there can be more than one.
Or maybe you look and you find that there's none.
And if no two numbers are exactly alike,
Then there is no mode that you can use to summarize.
Chorus
You can summarize your data
Using one of the three
Measures of central tendency,
There's the MEAN, (the average)
The median, (the middle)
And the mode. (if there is one)
So use the MEAN,
Or use the MEDIAN,
Or use the MODE. (if there is one)
That's central tendency
In a nutshell!
Sunday, January 11, 2009
In a Nutshell (mean, median, mode)
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