When Testing for the Significance of the Difference Between Two $\bar { X } _ { 1 } = \bar { X } _ { 2 }$

question 14

Multiple Choice

When testing for the significance of the difference between two sample means,the null hypothesis can be stated as

• A) \(\bar { X } _ { 1 } = \bar { X } _ { 2 }\)
• B)m > 0.
• C)m = m.
• D)s = s.

---

Definitions:

Internet

A global network of interconnected computers and servers that enables the exchange of data, communication, and access to information.

Consumers

Individuals or organizations that use or intend to use goods and services generated within the economy, fulfilling their needs and desires.

Utility

The benefits or customer value received by users of the product.

Retailing

All activities involved in selling, renting, and providing products and services to ultimate consumers for personal, family, or household use.