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

question 118

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 number of observations is classified correctly?

• A) 19
• B) 20
• C) 7
• D) 8

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Definitions:

Descriptive Statistics

Statistical methods that summarize and organize data in an informative way, without drawing conclusions beyond the data itself.

Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution of data, such as the mean, median, or mode.

Statistical Process Control

A method used in manufacturing and business processes to control quality by monitoring and controlling the process through statistical analysis.

Statistical Analysis

The process of collecting, analyzing, interpreting, and presenting data to gain insights or support decision-making.