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If there is always a three-for-one tradeoff between goods X and Y,then the PPF between X and Y is
Population Parameter
A numerical characteristic or measure that describes an aspect of a population, such as its mean or variance.
Sampling Distribution
The distribution of probabilities for a certain statistic, obtained from a random sample.
Sample Statistic
A numerical measure that describes an aspect of a sample of a population.
Probability Samples
Samples chosen in such a way that every member of the population has a known, non-zero chance of being included.
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