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10 cards from this deck
A small group reflecting the larger population accurately.
It splits data in half, showing the middle value for data spread.
Range of the middle 50% of data, between LQ and UQ.
50% of 41,500 = 20,750 people have BP above median.
75%, as the upper quartile marks the 75th percentile.
Multiply the percentage (as decimal) by total population.
They divide data into four equal parts, indicating distribution.
To guess values for the whole population from sample data.
Check if the answer makes sense in the given context.
Mixing up LQ, median, and UQ values.
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