DrPatel Investigates Semantic Learning Among College Students as a Function

question 103

Multiple Choice

Dr.Patel investigates semantic learning among college students as a function of the number of exposures to given material on the one hand,and the number of diverse types of exposures (e.g.,reading,listening,writing) to the material on the other.Which of the following pairs of coefficients should she find between learning scores and the number of exposures and between learning scores and the number of types of exposures?

• A) learning scores and number of exposures:.30; learning scores and number of types of exposures: -.30
• B) learning scores and number of exposures:.30; learning scores and number of types of exposures:.30
• C) learning scores and number of exposures:.30; learning scores and number of types of exposures:.00
• D) learning scores and number of exposures:.00; learning scores and number of types of exposures:.30

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Definitions:

Production Function

A mathematical model describing the relationship between the inputs used in production and the resulting output of goods or services.

Returns To Scale

The change in output as a result of a proportional change in all input factors in the production process.

Marginal Product

The additional output resulting from the use of one more unit of a production factor, holding other factors constant.

Factor X

An unspecified or unknown factor that can influence outcomes in an economic model or analysis.