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There are 4 facilities that manufacture soap for the same company The Company marketing the soap has had a significant increase in claims over the past few months. The claims are for broken bars, and visual imperfections. Because these can be caused by different processes in the manufacturing process, the Company is curious to know if a type of defect is independent of the manufacturing facility.

July 21, 2020/in Posts /by admin

In this discussion thread, we are discussing Chi-square. This is a test used for non-parametric data (categorical) to see if two variables are dependent or independent of each other.
Example: There are 4 facilities that manufacture soap for the same company. The Company marketing the soap has had a significant increase in claims over the past few months. The claims are for broken bars, and visual imperfections. Because these can be caused by different processes in the manufacturing process, the Company is curious to know if a type of defect is independent of the manufacturing facility.
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