The Slave Women in the Deep South Had Lower Birth

question 20

Multiple Choice

The slave women in the Deep South had lower birth rates than those in the border states because

• A)they secretly used birth control herbs.
• B)periodic epidemics caused sterility.
• C)they were worked so hard they were less able to bear children.
• D)stronger religious beliefs reduced sexual activity.

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Definitions:

Confidence Interval

A range of values that is likely to contain the true value of an unknown parameter, often used in statistical analysis to indicate the reliability of an estimate.

Two-proportion Z-test

A statistical test used to compare two population proportions to determine if they are different.

Null Hypothesis

In statistical hypothesis testing, it represents the hypothesis that there is no significant difference or effect, serving as the default or initial assumption.

Margin of Error

The amount of error that can be tolerated in statistical results, representing the range within which the true population parameter is expected to lie.