Which of the Following Statements Is True

question 212

Multiple Choice

Which of the following statements is true?

• A) The minimum unemployment rate in the U.S. economy has always been 0 percent.
• B) The unemployment rate in the United States was the highest ever during the recession of 2007-2009.
• C) In the past 30 years, the unemployment rate in the United States has never gone below 3 percent.
• D) The unemployment rate in the U.S. economy has been increasing since 1900.

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Definitions:

Dependent Variable

A variable in statistical modeling and experiments whose value is dependent on that of one or more other variables.

Least Squares Estimate

A method of estimating the coefficients in a linear regression model by minimizing the sum of the squares of the differences between observed and predicted values.

Slope

A measure of the steepness or incline of a line, often calculated as the ratio of the vertical change to the horizontal change between two points on the line.

Dependent Variable

A variable in statistical analysis that represents the outcome of interest, whose variation is hypothesized to depend on the manipulation or variation of other variables.