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10 cards from this deck
Mean, median, and mode are central tendency measures.
Median is the middle value; if even, average the two middle.
IQR = Upper quartile - Lower quartile.
Standard deviation measures spread around the mean.
Calculate the range for each; larger range indicates more spread.
Mode is the most frequently occurring value.
Shows median, quartiles, range, and outliers for comparison.
To understand both the average and variability of data.
Order data to correctly locate the middle value or average.
Median at position (n+1)/2, where n is total data points.
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