Aptitude Test Scores
Two random samples of 40 students were drawn independently from two populations of students.Assume their aptitude tests are normally distributed (total points = 100).The following statistics regarding their scores in an aptitude test were obtained: 
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-{Aptitude Test Scores Narrative} Test at the 5% significance level to determine whether we can infer that the two population means differ.
Definitions:
Psychological Preferences
The individual tendencies towards certain ways of thinking, feeling, and behaving.
Preferences
Individuals' choices or inclinations regarding people, objects, or outcomes, often influenced by their values, beliefs, and past experiences.
Personality Traits
Enduring characteristics that describe an individual's behavior, thought patterns, and emotional responses.
Inherited
A trait, characteristic, or possession passed down from previous generations through biological or legal means.
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