ShmoopTube

00:03

calculating measures of central tendency for a data set manually a la shmoop [Little girl looking at math work]

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all right well say you've got a bunch of data and you want to make sense of it

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all not a bad way to handle data well chances are you've got a bunch of

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numbers ranging from some high point to some low point and you want to know what

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those numbers mean get it what's the best way to get a handle on it well you [Boy looking for books]

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have a couple of options well first you can take the mean or

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average of those numbers yeah second ways to find the median middle set well

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well the first method will give you a precise average by taking every piece of

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data into account it can be a bit skewed if there were a couple of outliers [Girl trying to arrange data]

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numbers that were way higher or lower than all the rest in that case you may

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be better off going with the median which simply takes the middle number of

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data eliminates the highest and lowest figures on either side of it like that

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depending on what you're looking for you may also be

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interested in finding the mode which is just the number that appears most often

01:06

all right which is why we always order our apple pie [Woman ordering apple pie]

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