What Was the Major Reason Why the Death Rate Dropped

question 94

Multiple Choice

What was the major reason why the death rate dropped in the Stage 2 of the Demographic Transition?

• A) vaccinations
• B) domestication of plants and animals
• C) public health measures, such as sewer systems and clean drinking water
• D) advances in surgical procedures
• E) Warfare declined.

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Definitions:

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter at a given confidence level.

Sample Proportion

The fraction or percentage of the sample that represents a particular trait or characteristic of interest.

Null Hypothesis

A hypothesis that assumes no significant difference or effect exists between specified populations or variables.

Population Proportion

The fraction or percentage of a population that shares a particular characteristic or attribute.