A Coffee-Dispensing Machine Is Supposed to Deliver 8 Ounces of Liquid

question 89

Multiple Choice

A coffee-dispensing machine is supposed to deliver 8 ounces of liquid into each paper cup,but a consumer believes that the actual mean amount is less.The consumer obtained a sample of 49 cups of the dispensed liquid with average of 7.75 ounces.If the sample variance of the dispensed liquid delivered per cup is 0.81 ounces,and α = 0.05,the appropriate decision is ________.

• A) increase the sample size
• B) reduce the sample size
• C) fail to reject the 8-ounces claim
• D) maintain status quo
• E) reject the 8-ounces claim

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Definitions:

Congress Of Industrial Organizations

A federation of unions that organized workers in industrial unions in the United States and Canada from 1935 until 1955.

American Federation Of Labor

A national federation of labor unions in the United States, founded in 1886, known for advocating for better working conditions, wages, and hours for workers.

Skilled Workers

Individuals who have acquired through training or experience the technical skills necessary for performing specific, complex job tasks.

National Labor Relations Act

A 1935 U.S. law that protects the rights of employees and employers, encourages collective bargaining, and curtails certain private sector labor and management practices.