DrBelair Is Studying the Effects of Noise Exposure on the Occurrence

question 84

Essay

Dr.Belair is studying the effects of noise exposure on the occurrence of headaches.He exposes 20 subjects to a constant noise in their work environment and asks them to record their headaches.The next week he uses the same subjects without exposing them to noise and measures the number of headaches the subject's record.
A.Independent variable noise/ no noise: dependent Variable is the number of headaches subject's experience A.What is Dr.Belair's independent variable & Dependent Variable?
B.She is using a within-subjects design B.What type of design is Dr.Belair using?

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Definitions:

Mobile Collaboration

The use of smartphones, tablets, and other mobile devices to work jointly on activities or projects, often facilitated by collaboration apps and platforms.

Response Times

The duration or interval between a stimulus and the response to it, often used in evaluating the efficiency of customer service or computer processing.

Mobile Systems

Technologies and solutions designed for mobile devices, allowing for computing capabilities and services on the go.

Fixed-web Collaboration

Collaboration facilitated through static web platforms, where users interact within predetermined frameworks or spaces.