In the 2000s, Video Recordings Were Made Primarily on DVDs

question 27

Multiple Choice

In the 2000s, video recordings were made primarily on DVDs. However, in the 2010s streaming movies became increasingly popular, leading to a sharp decline in DVDs. As a result, many people who manufactured DVDs lost their jobs and didn't have the skills necessary to work in jobs required to stream movies. This occurrence is best consider an example of

• A) frictional unemployment.
• B) structural unemployment.
• C) cyclical unemployment.
• D) underemployment.

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Definitions:

Bacteria Count

The number of bacterial cells in a given volume or weight of a sample.

Sum Of Squares

A statistical measure used in the context of ANOVA, regression, and other models, representing the total variation attributed to particular explanatory variables.

Error Sum Of Squares

The sum of the squared differences between the observed values and the estimated values in a regression analysis.

Randomized Block Design

An experimental design in which individuals are first grouped into blocks based on similarity and then randomly assigned to treatments, reducing variability.