When Testing for the Significance of the Difference Between Two

question 7

Multiple Choice

When testing for the significance of the difference between two sample means, which parameters must be estimated with sample values?

• A) The population standard deviations
• B) The population means
• C) The standard deviation of the sampling distribution
• D) The alpha value

---

Definitions:

Directive

An authoritative or official instruction or command.

Gestalt Therapy

A therapy method that stresses the significance of personal accountability and is centered around a person's immediate experiences.

Family Therapy

Therapy involving an entire family, with the goal of helping family members reach agreement on changes that will help heal the family unit, improve communication problems, and create more understanding and harmony within the group.

Communicating

Communicating is the process of sharing information, thoughts, or feelings between people through speaking, writing, or body language.