What Assumption Was Used by the Authors of the Book

question 43

Multiple Choice

What assumption was used by the authors of the book when analyzing the traffic congestion problem in London?

• A) They assumed that all cars are of the same make and model.
• B) They assumed that traffic congestion is the same during daytime and during nighttime.
• C) They assumed that every car has the same effect on the travel time of other cars.
• D) They assumed that travel via public transportation is less costly that travel by car.

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Definitions:

Single Blinding

A method in research design where the participants do not know which group (control or experimental) they belong to, but the researchers do.

Longitudinal Design

A research strategy that involves repeatedly observing the same subjects over a period of time, often several years or more, to track changes or developments.

Schizophrenia

A severe mental disorder featuring a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception and withdrawal from reality.

Preschool-age

Refers to the age group of children who are typically between 3 and 5 years old, just before they enter kindergarten.