Examlex
The countries of Europe report that 46% of the labor force is female. The United Nations wonders if the percentage of females in the labor force is the same in the United States. Representatives from the United States Department of Labor plan to check a random sample of over 10,000 employment records on file to estimate a percentage of females in the United States labor force.
-They actually select a random sample of 525 employment records, and find that 229 of the people are females. Create the confidence interval.
Unattached Individual
A person who is not part of a family unit or household, often used in social and economic statistical analyses.
Alcoholics Anonymous
Alcoholics Anonymous is an international fellowship of individuals who have a drinking problem, offering mutual support to recover from alcoholism through a 12-step program.
Psychological Approach
A perspective in psychology that emphasizes understanding mental processes, experiences, and behaviors through research and theory.
Complete Abstinence
The act of entirely refraining from using or consuming a particular substance or engaging in a specific behavior.
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