Given Independent Random Variables with Means and Standard Deviations as Shown,find

question 33

Multiple Choice

Given independent random variables with means and standard deviations as shown,find the mean and standard deviation of the variable X - Y.Round to two decimal places if necessary.

• A)μ = -40,σ = 28
• B)μ = 480,σ = 20.00
• C)μ = -40,σ = 20.00
• D)μ = -40,σ = 10.58
• E)μ = -40,σ = 4

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Definitions:

Breakdown Theory

A theory in social sciences that explains social movements as a result of the breakdown of social norms and structures.

Social Imbalance

The unequal distribution of resources, opportunities, and rights among different social groups, leading to disparities and social injustices.

Social Institutions

Established systems and structures within society that dictate certain patterns of behavior, such as family, education, and government.

Conflict Theory

A sociological perspective that views social conflicts, primarily class struggles, as the basis for understanding society and social change.