Name at least three circumstances in which it is appropriate to add a third variable into a cross-tabulation. Why would you do each? What features of the bivariate relationship could be demonstrated using a three-variable crosstab?

What will be an ideal response?


Three different uses for three-variable cross-tabulation: (1) identifying an intervening variable, (2) testing a relationship for spuriousness, and (3) specifying the conditions for a relationship; each type of three-variable crosstab helps strengthen our understanding of the “focal relationship” involving our dependent and independent variables; testing a relationship for possible spuriousness helps to meet the nonspuriousness criterion for causality; identifying an intervening variable can help chart the causal mechanism by which variation in the independent variable influences variation in the dependent variable; and specifying the conditions when a relationship occurs can help improve our understanding of the nature of that relationship.

Political Science

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The argument that a dual convergence will take place, and CMEs and LMEs will continue to have significant differences, is a component of the

a. globalization assimilation policy b. liberal market economies argument c. varieties of capitalism (VOC) perspective d. competitive advantage strategy

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Probability theory suggests that a random sample of 1,500 people would have what percentage chance of accurately reflecting the views of the whole population?

a. 89 b. 91 c. 93 d. 95

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Measurement of test results as a consequence of the No Child Left Behind Act is an example of the art of understanding public policy

Indicate whether the statement is true or false.

Political Science

The most publicly visible group of the EU, despite having relatively little executive, legislative, or judicial power over EU policy is the:

A) ?European Parliament B) ?European Court of Justice C) ?Council of Ministers D) ?European Council E) European Commission

Political Science