THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 85

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In a recent survey of 240 teachers in Richmond,Virginia,77.2% supported standardized national testing of elementary students.In a survey of 162 teachers in Raleigh,North Carolina,64.2% supported national testing.
-What is the lower confidence limit of the 99% confidence interval for the difference between the two population proportions?

• A)-0.011
• B)0.036
• C)-0.036
• D)0.011

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Definitions:

Most Important

The highest priority or value assigned to an element or factor in a set of choices or decisions.

Clustering

The act of grouping a set of objects in such a way that objects in the same group are more similar to each other than to those in other groups.

Performance Advantage

A competitive edge that a company or economy holds, due to factors like superior efficiency, technology, or innovations, contributing to better performance.

Industries

Sectors of the economy that are categorized based on their primary business activities, such as technology, manufacturing, and services.