One Difficulty in Searching for Variables That Might Predict Consistency

question 31

Multiple Choice

One difficulty in searching for variables that might predict consistency is that ________.

• A) it is hard to think of variables that would predict differences in consistency
• B) such research is too time-consuming to conduct
• C) only one variable seems to predict consistency
• D) the effects of such variables are subtle and are sometimes difficult to detect

---

Definitions:

Quality of Inputs

The standard or grade of raw materials and labor used in the production process, influencing the efficiency and outputs.

Standard of Living

A measure of the wealth, comfort, material goods, and necessities available to a certain socioeconomic class or geographic area.

Productivity

The measure of the efficiency of production, often defined as the ratio of output produced to inputs used.

Net Exports

The value of a country's total exports minus its total imports, reflecting the balance of trade.