The Longest Distance at Which a Driver, Whose Line of Sight

question 20

Multiple Choice

The longest distance at which a driver, whose line of sight is 1.2 m above the road surface, can see the top of an object 10 cm high on the surface of road, is called

• A)crossing sight distance
• B)stopping or non-passing sight distance
• C)over taking or passing sight distance
• D)lateral sight distance

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Definitions:

Single-Factor Research

An experimental design where the effect of a single independent variable on a dependent variable is assessed.

Independent Variable

A variable that is manipulated or categorized to observe its effect on a dependent variable in experimental research.

Interaction Effect

In statistics, a circumstance where the effect of one independent variable on a dependent variable is different at different levels of another independent variable.

Main Effect

The immediate effect that an independent variable has on a dependent variable within an experimental framework.