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A structural designer is testing different base materials for a building design she is making. She recorded the number of times the building was damaged

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A structural designer is testing different base materials for a building design she is making. She recorded the number of times the building was damaged or not damaged depending on the base material. A copy of the StatCrunch output is given below. Using an alpha of 6%, test the claim that the proportion of damages and for each base material are the same. Choose the correct summary sentence. Options * X Contingency table results: Rows: Base Material Columns: None Not Damaged Damaged Total Concrete I 10 7 17 Concrete II 11 5 16 Concrete III 20 8 28 Total 41 20 61 Chi-Square test: Statistic DF Value P-value Chi-square 2 0.78590323 0.6751 There is sufficient evidence to warrant rejection of the claim the proportion of damages and for each base material are the same. There is not sufficient evidence to warrant rejection of the claim the proportion of damages and for each base material are the same

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