A Company Is Researching the Effectiveness of a New Website

question 42

Multiple Choice

A company is researching the effectiveness of a new website design to decrease the time to access a website. Five website users were randomly selected, and their times (in seconds) to access the website with the old and new designs were recorded. To compare the times, they computed (new website design time - old website design time) . The results follow. What is the alternative hypothesis?

• A)H₁: µ_d = 0
• B)H₁: µ_d ≠ 0
• C)H₁: µ_d > 0
• D)H₁: µ_d < 0

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Definitions:

Employees

Individuals who are hired by an employer to perform specific duties or services in exchange for remuneration, forming the workforce of a company or organization.

Principal

In legal and financial contexts, the main party to a transaction or the original amount of money invested or loaned, before interest.

Independent Contractor

An individual or entity contracted to perform work for another entity as a non-employee, thus not entitled to employee benefits and subject to different tax treatment.

Agent

A person who is authorized to act for or in the place of another person (the principal).