Below are bacteria count for four different hand-washing methods;alcohol spray,antibacterial soap,regular soap,and water alone.Conduct a Kruskal-Wallis test to determine if there are differences between the four methods in terms of their bacteria count.Use a 0.05 level of significance. 
Definitions:
Travel West
The action or process of moving or being transported towards the west.
Sleep Cycle
A recurring pattern of stages of sleep that occur throughout the night, typically including stages of light sleep, deep sleep, and REM (rapid eye movement) sleep.
Flying East
Flying east generally refers to the travel direction that can impact circadian rhythms and contribute to jet lag, due to time zone changes disrupting the body’s internal clock.
State of Consciousness
Refers to the level of awareness of oneself and the environment, including wakefulness, sleep, and altered states such as meditation or intoxication.
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