Last School Year, the Student Body of a Local University

question 28

Multiple Choice

Last school year, the student body of a local university consisted of 30% freshmen, 24% sophomores, 26% juniors, and 20% seniors.A sample of 400 students taken from this year's student body showed the following number of students in each classification. ​ We are interested in determining whether or not there has been a significant change in the classifications between the last school year and this school year.At a .01 level of significance, the null hypothesis

• A) should not be rejected.
• B) should be rejected.
• C) was designed wrong.
• D) cannot be tested.

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Definitions:

Mass Production

The manufacturing of large quantities of standardized products, often on assembly lines, enabling efficiencies and lower costs of goods.

Trade Unions

Organizations formed by workers from related fields that work for the common interest of its members in terms of wages, work conditions, and benefits.

Late-Nineteenth Century

The late-nineteenth century is the period from 1871 to 1900, characterized by rapid industrialization, colonial expansion, and significant cultural and technological advancements.

Pablo Picasso

A Spanish painter, sculptor, printmaker, ceramicist, and stage designer, known as one of the most influential artists of the 20th century and a co-founder of the Cubist movement.