The Employees of Cybertronics Inc

question 77

Multiple Choice

The employees of Cybertronics Inc.need to complete a certification online.A random sample of 16 employees gives an average time for completion of all the coursework and passing the tests of 20 hours.The population standard deviation is unknown but the sample standard deviation is 6 hours.You can assume that the population of employees is fairly large.Construct a 95% confidence interval for the average time required to complete the certification.

• A) 17.06 to 22.94
• B) 17.37 to 22.63
• C) 17.68 to 22.32
• D) 17.99 to 22.01
• E) 18.31 to 21.69

---

Definitions:

Overconfidence

A cognitive bias where an individual's belief in their own abilities or the accuracy of their forecasts exceeds reality.

Moving Averages

A technique used in technical analysis that smooths out price data by creating a constantly updated average price over a specific period of time.

Market Price

The market price is the current price at which an asset or service can be bought or sold in a marketplace, subject to the forces of supply and demand.

Mental Accounting

Individuals mentally segregate assets into independent accounts rather than viewing them as part of a unified portfolio.