Exhibit 10-3 A Statistics Teacher Wants to See If There Is Any

question 86

Multiple Choice

Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
-Refer to Exhibit 10-3. The p-value for the difference between the two population means is

• A).0014
• B).0028
• C).4986
• D).9972

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Definitions:

Heuristic

A rule-of-thumb or shortcut that is used to make decisions or solve problems more quickly.

Algorithm

A step-by-step procedure for calculations, data processing, and automated reasoning tasks.

Representativeness Heuristic

A cognitive shortcut where people categorize situations or individuals based on how similar they are to typical cases or categories they know.

Prototypes

Original models or first forms from which subsequent forms are derived or developed; in psychology, widely accepted examples of a certain category.