A Sample of 400 Employees from a Particular Software Company $\$ 7288$

question 11

Multiple Choice

A sample of 400 employees from a particular software company had a mean monthly income of $\$ 7288$ with a standard deviation of $\$ 2763$ . Find the $95 \%$ confidence interval. Round your answer to the nearest dollar.

• A) \(\$ 6984 < \mu < \$ 7592\)
• B) \(\$ 7150 < \mu < \$ 7426\)
• C) \(\$ 7274 < \mu < \$ 7302\)
• D) \(\$ 7012 < \mu < \$ 7564\)

---

Definitions:

Copyright Law

A legal framework that gives creators of original works exclusive rights to their use and distribution, typically for a limited time.

Underwriter's Laboratory Mark

A certification mark indicating that a product has been tested for safety by the Underwriters Laboratories (UL).

Trade Symbols

Trade symbols are distinctive marks, logos, or brands used by businesses to identify their products or services uniquely in the market.

American Airlines

A major American airline headquartered in Fort Worth, Texas, known for its extensive international and domestic flight network.