Aptitude Test Scores

question 71

Essay

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: . ​ ​
-{Aptitude Test Scores Narrative} Estimate with 95% confidence the difference between the two population means.

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Definitions:

Market Share

The percentage of an industry or market's total sales that is earned by a particular company over a specified time period.

Cost-effective

Being economical in terms of the results achieved for the amount of money spent.

Segmenting

The method of segmenting a wide market of consumers or businesses into smaller groups based on common traits.

Segmentation

The process of dividing a market into smaller groups with similar needs or characteristics to target marketing efforts more effectively.