THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 30

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Suppose that 20% of all invoices are for amounts greater than $800.A random sample of 50 invoices is taken.
-The average score of all students who took a particular statistics class last semester has a mean of 70 and a standard deviation of 3.0.Suppose 36 students who are taking the class this semester are selected at random.Find the probability that the average score of the 36 students exceeds 71.

• A)0.0228
• B)0.0772
• C)0.1228
• D)0.1772.

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Definitions:

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An online publication that provides news, analysis, and business insights related to the legal industry, particularly focusing on large law firms in America.

Publicly Held Company

A Publicly Held Company is a business whose shares are traded on the public stock market, allowing for widespread ownership by investors.

EDGAR

The Electronic Data Gathering, Analysis, and Retrieval system used by the U.S. Securities and Exchange Commission for the submission and public dissemination of company filings.

Specific Information

Detailed, targeted data or details relevant to a particular context or issue.