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15 Cards in this Set
- Front
- Back
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mean
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In a data set, the sum of all the data points, divided by the number of data points; average
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median
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The middle number in a data set when the data are put in order; a type of average
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mode
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A type of average; the number (or numbers) that occurs most frequently in a set of data
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integers
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The set of numbers containing zero, the natural numbers, and all the negatives of the natural numbers
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natural numbers
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The counting numbers
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real numbers
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The combined set of rational numbers and irrational numbers
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rational number
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A number that can be expressed as the ratio of two integers
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irrational number
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A number that cannot be expressed as the ratio of two integers
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vertex
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The point on an angle where the two sides intersect
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Area of a circle
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IIr^2
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Probability
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Desired no. of outcomes
------------------------ Possible no. of outcomes |
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Area of a triangle
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(1/2)bh
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Sides of an 45*, 45*, 90* triangle
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x, x, x\/2
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Sides of an 30*, 60*, 90* triangle
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x, x\/3, 2x
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work
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rate * time
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