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0.2 to 600 per 100,000 [2] Narcolepsy is a chronic neurological disorder that impairs the ability to regulate sleep–wake cycles , and specifically impacts REM (rapid eye movement) sleep. [ 1 ] The pentad symptoms of narcolepsy include excessive daytime sleepiness (EDS), sleep related hallucinations , sleep paralysis , disturbed nocturnal ...
Pennsylvania Dutch dominates in most in-group settings, such as the dinner table and preaching in church services. In contrast, English is used for most reading and writing. English is also the medium of instruction in schools and is used in business transactions and often, out of politeness, in situations involving interactions with non-Amish.
Chaucer founded an English poetic tradition on adaptations and translations from those earlier-established literary languages. [111] The first great English translation was the Wycliffe Bible (c. 1382), which showed the weaknesses of an underdeveloped English prose.
Generation Z (often shortened to Gen Z), also known as Zoomers, [1] [2] [3] is the demographic cohort succeeding Millennials and preceding Generation Alpha.Researchers and popular media use the mid-to-late 1990s as starting birth years and the early 2010s as ending birth years, with the generation most frequently being defined as people born from 1997 to 2012. [4]
Studies have also found that women in prison score significantly lower on psychopathy than men, with one study reporting only 11 percent of violent females in prison met the psychopathy criteria in comparison to 31 percent of violent males. [226] Other studies have also indicated that high psychopathic females are rare in forensic settings. [227]
The Pareto principle may apply to fundraising, i.e. 20% of the donors contributing towards 80% of the total. The Pareto principle (also known as the 80/20 rule, the law of the vital few and the principle of factor sparsity [1] [2]) states that for many outcomes, roughly 80% of consequences come from 20% of causes (the "vital few").
Each standard deviation represents a fixed percentile. Thus, rounding to two decimal places, −3σ is the 0.13th percentile, −2σ the 2.28th percentile, −1σ the 15.87th percentile, 0σ the 50th percentile (both the mean and median of the distribution), +1σ the 84.13th percentile, +2σ the 97.72nd percentile, and +3σ the 99
A percentage point or percent point is the unit for the arithmetic difference between two percentages.For example, moving up from 40 percent to 44 percent is an increase of 4 percentage points (although it is a 10-percent increase in the quantity being measured, if the total amount remains the same). [1]