What Was the Average Life Expectancy in 1900

question 87

Multiple Choice

What was the average life expectancy in 1900?

• A)37 years
• B)42 years
• C)47 years
• D)52 years

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Definitions:

Independent Samples

Two or more sets of data that are collected independently of each other, not affecting one another.

Confidence Interval

A range of values, derived from sample statistics, that is believed to contain the true value of a population parameter with a certain level of confidence.

Population Proportions

The ratio of members in a population that have a particular attribute over the total number of members in the population.

Point Estimate

A single value or statistic that is used to estimate the value of a population parameter.