Trends Observed in the Shifting World Population Indicate That the Average

question 79

Multiple Choice

Trends observed in the shifting world population indicate that the average age of the world population in increasing. Also, the world's population aged over 80 is expected to more than double by the year 2040. Which of the following is a likely implication of such population trends?

• A) decreasing demands on social entitlement programs
• B) increasing global savings rates
• C) dwindling labor supply
• D) decreasing preference for white-collar occupations

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Definitions:

Normality

Normality is a statistical assumption that data or errors are distributed in a normal (or Gaussian) pattern, centered around the mean with symmetrical variability.

Pie Chart

A pie chart is a circular graph divided into slices to illustrate numerical proportion, where the arc length of each slice is proportional to the quantity it represents.

Homoscedasticity

A condition in which the variance within a dataset remains constant across different levels of an independent variable.

Error Variable

A variable in statistical models that captures the difference between observed and predicted values.