The Heating Bills for a Selected Sample of Houses Using $\mu$

question 90

Essay

The heating bills for a selected sample of houses using various forms of heating are given below (values are in dollars).
At $\mu$ = 0.05, test to see if there is a significant difference among the average bills of the homes.

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Definitions:

Circadian Rhythm Disorder

A disruption in a person's circadian rhythm (internal body clock) that regulates the sleep-wake cycle, leading to sleep disorders such as insomnia or excessive sleepiness.

Blind

A condition characterized by the lack of visual perception due to physiological or neurological factors, which can range from partial to total inability to see.

Breathing-Related Sleep Disorder

Group of sleep disorders characterized by numerous brief sleep disturbances due to problems breathing.

Apnea

A temporary cessation of breathing, especially during sleep, which can lead to various health complications.