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

question 15

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. What percentage of observations is classified correctly?

• A) 100%
• B) 85.71%
• C) 95%
• D) 90%

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Definitions:

Heritability

The proportion of observed variation in a particular trait that can be attributed to inherited genetic factors in a population.

Adoption Studies

Research methods that assess genetic and environmental influences on behavior by comparing adopted children to their biological and adoptive parents.

Giftedness

Exceptional natural ability or talent in one or more domains, including intellectual, creative, artistic, or leadership capacities.

IQ Test Results

The outcomes or scores obtained from assessments designed to measure intelligence or cognitive abilities.