Kurt Lewin Is Quoted as Saying, "There Is Nothing So

question 2

Multiple Choice

Kurt Lewin is quoted as saying, "There is nothing so practical as a good theory." This quote is best interpreted as meaning that __________.

• A) hypothesis testing is limited to the quality of the underlying theories
• B) to solve difficult social problems, one first needs to understand the underlying theory
• C) basic research is more important than application of the research
• D) social psychologists should focus on solving world problems

---

Definitions:

Increase

Increase refers to the action of becoming larger or greater in size, number, value, or amount.

Standard Error

A statistical measure that describes the accuracy with which a sample distribution represents a population, specifically the standard deviation of the sampling distribution of a statistic.

Independent Variables

Variables in an experiment or model that are manipulated or classified by the researcher to observe their effect on the dependent variable(s).

Squared Differences

The result of squaring the difference between two values, often used in statistical calculations to measure variance.