Examlex
Which Excel function is designed to calculate z = (x - μ) /σ for a column of data?
Welfare State
A government system that provides a range of social security and welfare benefits to its citizens.
Income Inequality
The unequal distribution of income within a population, leading to disparities in wealth and living standards.
Wealthy Country
A nation characterized by a high standard of living and a strong economic system, usually measured by gross domestic product (GDP) per capita.
Social Mobility
The movement of individuals, families, or groups through a system of social hierarchy or stratification, which can be either upward or downward in nature.
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