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The following data show the type of roof covering of 40 houses in a neighborhood. Here, A refers to asphalt shingles, M refers to

The following data show the type of roof covering of 40 houses in a neighborhood. Here, A refers to asphalt shingles, M refers to metal, S refers to slate, T refers to tile, and W refers to wood. WAAT SAAMAA MMM WMAAAAA T MMMMTAAAA AAA AWAAATA Calculate the relative frequencies and percentages for all categories. Roof Covering A M i S T i W Relative Frequency Sum = 1 57.5 Percentage do % % 22.5 2.5 % % 10 7.5 Sum = 100% %

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