In the Past,of All the Students Enrolled in "Basic Business

question 42

Multiple Choice

In the past,of all the students enrolled in "Basic Business Statistics" 10% earned A's 20% earned B's,30% earned C's,20% earned D's and the rest either failed or withdrew from the course.Dr Johnson is a new professor teaching "Basic Business Statistics" for the first time this semester.At the conclusion of the semester,in Dr.Johnson's class of 60 students,there were 10 A's,20 B's,20 C's,5 D's and 5 W's or F's.Assume that Dr.Johnson's class constitutes a random sample.Dr Johnson wants to know if there is sufficient evidence to conclude that the grade distribution of his class is different than the historical grade distribution. Calculate the expected values for A's and D's.

• A)10,5
• B)10,12
• C)12,12
• D)12,5

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Definitions:

Injunctions

Court orders that either restrain a party from undertaking certain actions or require them to perform specific acts, often used in labor disputes to limit the actions of labor organizations or employers.

Picketing

Demonstrating or marching before a place of employment or work site by workers to protest labor conditions or policies.

Unionization

The process by which workers come together to form a union in order to negotiate collectively with their employer regarding wages, benefits, and working conditions.

Sherman Antitrust Act

A federal statute passed in 1890 that aims to promote competition by prohibiting monopolies, cartels, and trusts that restrict trade.