The Following Probability Distribution Represents the Number of Vehicles Available

question 38

Multiple Choice

The following probability distribution represents the number of vehicles available for use by a randomly selected US household.To simplify matters, the category "three or more" is replaced by "3" (Source: US Census, American FactFinder) .Calculate the standard deviation of the number of vehicles available per household.

• A)0.11
• B)0.79
• C)0.89
• D)1.12
• E)1.45

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Definitions:

Progressive Income Tax

A tax system in which the tax rate increases as the taxable amount increases, generally applied to income tax to ensure higher earners pay a larger percentage of their income.

Unemployment Compensation

Unemployment Compensation is a government-provided financial assistance to individuals who have lost their job through no fault of their own, aiming to support them temporarily.

Tax Revenue

The income that is collected by the government through various forms of taxes, used to fund public services and obligations.

Government Spending

Expenditures by government bodies on goods and services that influence the economy's overall activity.