When Was NATO Formed

question 17

Multiple Choice

When was NATO formed?

• A) 1919
• B) 1941
• C) 1942
• D) 1949
• E) 1956

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Definitions:

Water Pollution

Water pollution is the contamination of water bodies, such as rivers, lakes, oceans, and groundwater, caused by pollutants that harm living organisms and the environment.

Confidence Interval

A span of numbers, originating from sample data, which probably encompasses the value of an unspecified population characteristic.

Degrees of Freedom

The number of independent values or quantities that can vary in the analysis of statistical data, which are necessary to calculate a statistic.

Partial ANOVA Table

A table that presents results from an Analysis of Variance test, but might not include all elements typically found in a full ANOVA table, such as missing data on certain variables or groups.