A survey was recently conducted in which random samples of car owners of Chrysler,GM,and Ford cars were surveyed to determine their satisfaction.Each owner was asked to rate overall satisfaction on a scale of 1 (poor) to 1000 (excellent) .The following data were recorded: 
If the analysts are not willing to assume that the population ratings are normally distributed and will use the Kruskal-Wallis test to determine if the three companies have different median ratings,what is the appropriate critical value if the test is to be conducted using an alpha = .05 level?
Definitions:
Psychological Factors
Aspects of psychological influence that impact an individual's behavior, emotions, and thought processes.
Masters and Johnson
Refer to William Masters and Virginia E. Johnson, American sexologists known for their pioneering research into the nature of human sexual response and the diagnosis and treatment of sexual disorders.
Subjective Well-being
An individual's own assessment of their happiness and satisfaction with life.
Life Satisfaction
A measure of how individuals evaluate the overall quality of their life as a whole based on their own standards and expectations.
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