Mark and Charles Are Roommates at College

question 115

Multiple Choice

Mark and Charles are roommates at college.Each has written a 25-page term paper for the same English class.They are equally poor typists.Charles types his own paper and gets paid by Mark to type his, too.On the basis of the information given, which one of the following must be true?

• A)Mark is wealthier than Charles.
• B)Mark needs more time to study than Charles.
• C)Charles hates typing.
• D)Mark and Charles have different utilities for typing but place the same value on time.
• E)Mark's opportunity cost of typing is higher than Charles's.

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Definitions:

Coefficient Of Determination

A statistic that indicates the proportion of the variance in the dependent variable that is predictable from the independent variable(s).

Dependent Variable

In an experimental setup, the variable being tested and measured, which is expected to change due to manipulations of the independent variable.

Independent Variable

A variable in an experiment or study that is manipulated or controlled by the researcher to observe its effect on the dependent variable.

Numerical Techniques

Computational algorithms used to solve mathematical problems, including equations, optimizations, and simulations.