Doctors at a Technology Research Facility Randomly Assigned Equal Numbers

question 69

Multiple Choice

Doctors at a technology research facility randomly assigned equal numbers of people to use computer keyboards in two rooms. In one room a group of people typed a manuscript using standard keyboards, while in the other room people typed the same manuscript using ergonomic keyboards to see if those people could type more words per minute. After collecting data for several days the researchers tested the hypothesis H₀: µ₁ - µ₂ = 0 against the one-tail alternative and found a P-value of 0.22. Which is true?

• A) None of these.
• B) The people using ergonomic keyboards type 22% more words per minute.
• C) There's a 22% chance another experiment will give these same results.
• D) There's a 22% chance that people using ergonomic keyboards type more words per minute.
• E) There's a 22% chance that there's really no difference in typing speed.

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Definitions:

Delegation

The transfer of authority or responsibility from one individual to another, often used to distribute tasks within an organization.

Favorable Relationship

Describes a positive and beneficial connection or interaction between individuals, groups, or entities, often leading to mutual benefits and satisfaction.

Proactive

Taking initiative by acting in anticipation of future problems, needs, or changes rather than reacting to events after they occur.

Low-Quality Exchange

A relationship characterized by minimal trust, respect, and commitment, often resulting in poor cooperation and communication.