Which Action Has Been Proven to Reduce Pedestrian Accidents in a Built

question 2

Multiple Choice

Which action has been proven to reduce pedestrian accidents in a built community?

• A) Install traffic lights with countdown signals
• B) Paint the expected speed limit on the street pavement
• C) Ticket pedestrians who do not cross at the designated areas
• D) Place law enforcement at the locations of the most accidents

---

Definitions:

Distribution

The way in which something is shared out or spread across a range of values, areas, or people.

Null Hypothesis

A statistical hypothesis that assumes there is no significant difference or effect, serving as a default position until evidence suggests otherwise.

Independent Samples

Independent samples refer to sets of data collected from distinct, non-overlapping groups or populations, where the performance or measurement in one group does not influence the other.

Population Means

The average values of a particular variable for all individuals within a population.