Which of the Following Increases Labor Productivity

question 21

Multiple Choice

Which of the following increases labor productivity?

• A)an increase in the aggregate hours of work
• B)decreases in the availability of computers and factory buildings
• C)inventions of new machinery,equipment,or software
• D)a decline in the health of the population

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Definitions:

Average Error

A statistical measure that averages the absolute differences between the observed values and the values predicted by a model.

Independent Variable

The variable that is manipulated in an experiment to observe its effect on the dependent variable.

Dependent Variable

A variable in an experiment or model that is expected to change in response to changes in independent variables.

Perfect Correlation

Perfect correlation occurs when two variables move in unison, either directly (perfect positive correlation) or inversely (perfect negative correlation), with a correlation coefficient of +1 or -1, respectively.