A Researcher Is Interested in Estimating the Difference in Two

question 92

Multiple Choice

A researcher is interested in estimating the difference in two population proportions.A sample of 400 from each population results in sample proportions of .61 and .64.A 90% confidence interval for the difference in the population proportions is _______.

• A)-0.10 to 0.04
• B)-0.09 to 0.03
• C)-0.11 to 0.05
• D)-0.07 to 0.01
• E)-0.08 to 0.12

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Definitions:

Performance

The act of carrying out a task or function, often evaluated in terms of effectiveness, skill, or efficiency.

Korean-American Preschool

An educational establishment aimed at early childhood education specifically for Korean-American children, focusing on both American and Korean cultures.

Independent Thinking

The ability to analyze and evaluate information or situations independently, without undue influence from others.

Socialization

Development of habits, skills, values, and motives shared by responsible, productive members of a society.