Construct a 95% interval estimate of the ratio of the population variances using the following results from two independently drawn samples from normally distributed populations. 
Definitions:
Industrial Working-Class
The group of workers employed in industries who perform manual labor or are part of the manufacturing process, often characterized by wage-earning jobs.
Symbolic Interactionism
A sociological perspective emphasizing how individuals interpret and give meaning to symbols, actions, and interactions within society.
Frame Alignment
The process by which individual interests, beliefs, and values become congruent with and complementary to the activities, goals, and ideology of a social movement.
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