The Following Questions Are Based on the Problem Description, Spreadsheet

question 52

Multiple Choice

The following questions are based on the problem description, spreadsheet, and the Risk Solver Platform (RSP) Discriminant Analysis report below.
A college admissions officer wants to evaluate graduate school applicants based on their GMAT scores, verbal and quantitative. Students are classified as either successful (Group 1) , marginally successful (Group 2) or not-successful (Group 3) in their graduate studies. The officer has data on 20 current students, 7 successful (Group 1) , 6 marginally successful (Group 2) and 7 not successful (Group 3) .

-Refer to Exhibit 10.2. Based on the RSP output, what percentage of observations is classified incorrectly?

• A)5%
• B)15%
• C)95%
• D)90%

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Definitions:

Causal Relationship

A connection between two events or variables where one directly influences the occurrence of the other.

Longitudinal Designs

Research designs that involve repeated observations of the same subjects over a period of time, often used to study development and change.

Causal Relations

The relationship between cause and effect, where one event (the cause) leads to the outcome of another event (the effect).

Third Variables

Factors that are not directly involved in the research hypothesis but can influence the relationship between the variables being studied.