The makers of furnace filters recently conducted a test to determine whether the median number of particulates that would pass through their four leading filters was the same.A random sample of 6 of each type of filter was used with the following data being recorded:
If the Kruskal-Wallis test is used,the critical value for an alpha = .05 is 7.814
Definitions:
American Psychological Association
A leading scientific and professional organization representing psychology in the United States, aimed at advancing the creation, communication, and application of psychological knowledge to benefit society.
Research Participants
Individuals who take part in scientific studies, contributing data through their responses or behavior.
Races and Cultures
Categories that describe groups of people with shared physical characteristics, customs, beliefs, languages, or social behaviors.
Human Similarities
The common traits, behaviors, or characteristics shared across individuals of the human species, emphasizing the universal aspects of the human experience.
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