Dr Patton Is a Professor of English

question 74

Multiple Choice

Dr. Patton is a professor of English. Recently she counted the number of misspelled works in a
Group of student essays. She noted the distribution of misspelled words per essay followed the
Normal distribution with a standard deviation of 2.44 words per essay. For her Tuesday class of 50
Students, the mean number of misspelled words per essay was 6.05. Construct a 90% confidence
Interval for the mean number of misspelled words in the population of student essays.

• A) 5.374 to 6.726
• B) 5.161 to 6.939
• C) 5.102 to 6.998
• D) 5.482 to 6.618
• E) 5.445 to 6.3655

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Definitions:

REM Sleep

Rapid Eye Movement sleep; a unique phase of sleep characterized by rapid movement of the eyes, dreaming, and increased brain activity.

Shift Work Type

A work schedule that consists of hours different from the traditional 9 am to 5 pm, often involving evening or night shifts, early morning shifts, and rotating shifts.

Circadian Rhythm Disorder

A disruption in the natural circadian rhythm, the internal clock that regulates sleep-wake cycles, leading to sleep disturbances and other health issues.

Rotating Shifts

A work schedule that changes over a period of days or weeks, involving varying shift times such as mornings, afternoons, and nights.