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10 Cards in this Set
- Front
- Back
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mean
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the sum of the values in a data set divided by the number of values: [8+6+7]= 21⌯3 = 7
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median
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the middle value in a data set when the values are written in numerical order
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mode
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the value in a data set that occurs most often
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range
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the difference of the greatest and least values in the data set
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ratio
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a comparison of two numbers using division
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proportion
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an equation stating that two ratios are equivalent
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principal
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an amount of money that is deposited or borrowed
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rate
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a ratio of two quantities measured in different units [miles/hour]
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interest
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the amount earned or paid for the use of money
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irrational number
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a real number that cannot be written as a quotient of two integers - the decimal form neither terminates nor repeats
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