In 1941,Germany's Declaration of War Against the United States

question 55

Multiple Choice

In 1941,Germany's declaration of war against the United States

• A)occurred after the United States declared war on it.
• B)came the same day that Japan attacked Pearl Harbor.
• C)did not occur until two months after the attack on Pearl Harbor.
• D)occurred before the United States declared war on it.
• E)was never reciprocated by Congress.

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Definitions:

Degrees of Freedom

The number of values in a final calculation of a statistic that are free to vary.

Number of Treatments (k)

In statistical experiments, refers to the different categories or treatments under consideration.

Number of Observations (n)

The total count of data points or elements in a statistical sample or experimental study.

F-distribution

A probability distribution used mainly in analysis of variance (ANOVA), especially for comparing group variances.