When Choosing Between One-Tailed and Two-Tailed Tests

question 36

Multiple Choice

When choosing between one-tailed and two-tailed tests,

• A)use a one-tailed test only if you have a convincing reason for predicting the direction.
• B)always use two-tailed tests.
• C)use a two-tailed test only if you have a convincing reason for not predicting a direction.
• D)use the one that is most likely to produce significant results.

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Definitions:

Void Ab Initio

A term meaning "void from the beginning," indicating that a contract or agreement was invalid from the start.

Straight Commission

A compensation model in sales where an employee's income is derived entirely from the commissions made on the sales they secure.

Compensation Plan

A structured pay system for employees that may include salary, bonuses, stock options, and other benefits.

Customer Service

The assistance and support provided by a company to the individuals who buy or use its products or services.