In 1973,at the Height of the Oil Shortage,a National Speed

question 44

Multiple Choice

In 1973,at the height of the oil shortage,a national speed limit of 55 miles per hour was imposed on the states by congressional legislation that threatened withdrawal of highway funds if state legislatures failed to lower allowable speeds.This is an example of encouraging state behavior through

• A)hostage grants.
• B)an unfunded mandate.
• C)categorical grants-in-aid.
• D)dual federalism.
• E)layer cake federalism.

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Definitions:

Expected Value

The sum of all possible values each multiplied by its probability of occurrence.

Binomial Distribution

A probability distribution that models the number of successes in a fixed number of independent Bernoulli trials with the same probability of success.

Equation

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Binomial Experiment

A statistical experiment that has exactly two possible outcomes for each trial and a fixed number of trials.