THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING

question 150

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING:
In a recent survey of 300 teenagers,62% of the teenagers indicated that they had been to a movie within the past month.75% of those teenagers who had seen a movie also had gone out to dinner in the past month,while only 64% of the teenagers who had not seen a movie had been out to dinner in the past month.Define the random variables as follows:
X = 1 if teenager had been to movie;X = 0 otherwise
Y = 1 if teenager had been out to dinner;Y = 0 otherwise
-Find and interpret the covariance between X and Y.

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Definitions:

Person-Environment Fit

The degree to which individual characteristics match with aspects of the environment, affecting well-being and performance.

Vocations

Occupations to which a person is specially drawn or for which they are suited, trained, or qualified.

Knowledge Work

Tasks that primarily involve processing, analyzing, and manipulating information, often requiring high levels of expertise and mental effort.

Manufacturing Job

A position in a company or industry focused on the production of goods through the use of machinery, tools, and labor.