Exhibit 10.1 the Following Questions Are Based on the Problem Description and Description

question 104

Multiple Choice

Exhibit 10.1
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 or not-successful in their graduate studies. The officer has data on 20 current students, ten of whom are doing very well (Group 1) and ten who are not (Group 2) . ​ ​ ​ ​
-Refer to Exhibit 10.1. Suppose that for a given observation, the difference between Mahalanobis distances between group 1 and 2 (G1-G2) is big and negative. This means that

• A) The observation is likely to be classified correctly to group 2
• B) The observation is likely to be classified correctly to group 1
• C) The observation is likely to be classified incorrectly to group 2
• D) The observation is likely to be classified incorrectly to group 1

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Definitions:

Direct Replication

The process of conducting a study with the same methodology and under the same conditions as a previous study to verify its results.

Meta-analysis

is a statistical technique that combines the results of multiple scientific studies to arrive at a comprehensive conclusion.

Interaction

Interaction refers to the reciprocal action or influence between two or more entities, objects, or individuals.

Independent Variable

The variable in an experiment that is manipulated to observe its effect on the dependent variable.