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The Epworth Sleepiness Scale (ESS) is a questionnaire to check a person’s sleepiness during the day. You can take the test yourself, but the results are more accurate when it's given by a doctor ...
Score calculation. Each of the activities listed has an assigned score from 0 to 3 that indicates how likely a person is to fall asleep during the activity: 0 = would never doze. 1 = slight chance ...
Paraprofessional educator. A paraprofessional educator, alternatively known as a paraeducator, para, instructional assistant, educational assistant, teacher's aide or classroom assistant, is a teaching -related position within a school generally responsible for specialized or concentrated assistance for students in elementary and secondary ...
Environmental stress screening (ESS) refers to the process of exposing a newly manufactured or repaired product or component (typically electronic) to stresses such as thermal cycling and vibration in order to force latent defects to manifest themselves by permanent or catastrophic failure during the screening process. The surviving population ...
Epworth Sleepiness Scale. Purpose. diagnose sleep disorder. The Epworth Sleepiness Scale (ESS) is a scale [1][2] intended to measure daytime sleepiness that is measured by use of a very short questionnaire. This can be helpful in diagnosing sleep disorders. It was introduced in 1991 by Dr Murray Johns of Epworth Hospital in Melbourne, Australia.
A substitute teacher is a person who teaches a school class when the regular teacher is absent or unavailable; e.g., because of illness, personal leave, maternal leave and so on. "Substitute teacher" (usually abbreviated as sub) is the most commonly used phrase in the United States, South Africa, Canada (except Ontario and New Brunswick [1 ...
ESS Technology. ESS Technology Incorporated is a private manufacturer of computer multimedia products, Audio DACs and ADCs based in Fremont, California with R&D centers in Kelowna, British Columbia, Canada and Beijing, China. It was founded by Forrest Mozer in 1983. Robert L. Blair is the CEO and President of the company.
The explained sum of squares, defined as the sum of squared deviations of the predicted values from the observed mean of y, is. Using in this, and simplifying to obtain , gives the result that TSS = ESS + RSS if and only if . The left side of this is times the sum of the elements of y, and the right side is times the sum of the elements of , so ...