11 - Median (used when outliers are present) The midpoint...

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1/24/11 Mean and Median Quantitative Mode Qualitative Mean (used most often) Best measure of central tendency First equation o X bar equals sigma (sum) X over n (participants/observations) A good first step in data analysis Look at variability in data o High variability= difficult to infer
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Unformatted text preview: Median (used when outliers are present) The midpoint observation o Even number of observations= mean between the two middle observations Mode The most common observation o List the frequency for which each observation occurs o Find the most common Types of eaters...
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