Find the Critical Value or Values Of $\chi ^ { 2 }$

question 90

Essay

Find the critical value or values of $\chi ^ { 2 }$ based on the given information.
-In one town, monthly incomes for men with college degrees are found to have a standard deviation of $650. Use
a 0.01 significance level to test the claim that for men without college degrees in that town, incomes have a
higher standard deviation. A random sample of 22 men without college degrees resulted in incomes with a
standard deviation of $913.

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Definitions:

Social Processes

Encompass the ways in which individuals and groups interact, change, and develop within a society.

Urban Populations

The demographic segment of people living in cities and towns, as opposed to rural areas, often associated with higher density of human structures and infrastructure.

Differentiation

In the theory of human ecology refers to the process by which urban populations and their activities become more complex and heterogeneous over time.

Demographic Research

The study of human populations, including their size, growth, density, distribution, and statistics regarding birth, marriage, disease, and death.