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Assume that by devoting all its resources to the production of X, nation Alpha can produce 40 units
of X. By devoting all its resources to Y, Alpha can produce 60Y. Comparable figures for nation Beta
are 60X and 40Y. Therefore, Alpha should specialize in Y and Beta in X.
Distribution of Sample Means
Describes the dispersion or spread of the means of multiple samples drawn from the same population, often approximated by a normal distribution.
Sampled Population
The subset of individuals from a larger population used in a statistical study.
Standard Error
A measure of the accuracy with which a sample distribution represents a population by using the standard deviation of the sample means.
Sample Size
The number of observations or data points collected in a study or used in a statistical sample.
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