(Answered) Manufacturing and product developmentthe slate in a pool

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Manufacturing and Product Development

The slate in a pool table may be one piece, but because it is prone to fracturing during transporting, it is often split into three slabs. Slate slabs from three pool-table manufacturers were randomly selected. The weight of each slab (in kg) was recorded, and the summary statistics are given in the following table.

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Assume the underlying weight populations are continuous. Use the Kruskal-Wallis test with a 5 0.05 to determine whether there is any evidence to suggest that at least two slate weight populations are different.

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