A Company Is Researching the Effectiveness of a New Website

question 3

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 null hypothesis?

• A) H₀: µ_d = 0
• B) H₀: µ_d ≠ 0
• C) H₀: µ_d ≤ 0
• D) H₀: µ_d ≥ 0

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Definitions:

Episodic Memory

An enduring memory type that deals with recalling particular events, situations, and personal journeys.

Temporally Dated

Associated with or fixed in terms of time or date.

Declarative Memory

A type of long-term memory that involves the recollection of specific facts and events that can be consciously recalled and declared.

Personal Experiences

Unique events or occurrences that an individual personally goes through, informing their perceptions, beliefs, and behaviors.