When a Computed Z Value (For a Test for Differences

question 60

Multiple Choice

When a computed z value (for a test for differences between two percentages) ,4.21,is larger than the standard z value,1.96,then this amounts to:

• A)support for the null hypothesis;the two percentages are different.
• B)no support for the null hypothesis;the two percentages are not different.
• C)support for the null hypothesis,the two percentages are not different.
• D)no support for the null hypothesis;the two percentages are different.
• E)None of the above;a z value is inappropriate for testing the differences between two percentages.

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Definitions:

Case Study

An in-depth analysis of a situation, individual, or group to explore the dynamics, causes, and effects of particular phenomena.

Critical Thinking

The objective analysis and evaluation of an issue in order to form a judgment.

Decision Making

The method of selecting options through recognizing a decision, collecting data, and evaluating different solutions.

Discussion Method

A pedagogical approach that facilitates learning through interactive dialogue and debate among participants.