Exhibit 10.2 the Following Questions Are Based on the Problem Description and Description

question 115

Multiple Choice

Exhibit 10.2
The following questions are based on the problem description and the output 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 analysis presented in the spreadsheet, what percentage of the observations were correctly classified?

• A) 80%
• B) 85%
• C) 95%
• D) 100%

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Definitions:

Prevalence

The proportion of a particular population found to be affected by a specific condition at a given time.

Etiology

The study of the causes or origins of diseases or disorders.

Concordance

In genetics, the occurrence of the same trait or medical condition in both members of a pair of twins or in multiple members of a family, indicating genetic influence.

Schizophrenia

A severe mental disorder characterized by disruptions in thought processes, perceptions, emotional responsiveness, and social interactions.