Why Does the Death Rate Usually Decline Quickly During a Demographic

question 78

Multiple Choice

Why does the death rate usually decline quickly during a demographic transition?

• A)improved health care and modern medicines.
• B)increased education of women.
• C)increased contraceptive use.
• D)increased economic productivity.

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Definitions:

Probability

A numerical assessment, between 0 and 1, representing the chance of an event taking place.

Poisson Random Variable

A type of random variable that expresses the probability of a given number of events happening in a fixed interval of time or space, assuming events occur with a known constant mean rate and independently of the time since the last event.

Average Number

The arithmetic mean, calculated as the sum of all values in a set divided by the number of values in the set.

Event Occurs

Indicates the happening of a specific condition or outcome within a statistical experiment.