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Measuring Similarity: Another Perspective Item 1 Item 2 Item 3 Item 4 Item 5 Lisa 5 4 4 3 ? Μο 4 5 5 4 4.5 Bart 4. 3 3 2
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Measuring Similarity: Another Perspective Item 1 Item 2 Item 3 Item 4 Item 5 Lisa 5 4 4 3 ? Μο 4 5 5 4 4.5 Bart 4. 3 3 2
Measuring Similarity: Another Perspective Item 1 Item 2 Item 3 Item 4 Item 5 Lisa 5 4 4 3 ? Μο 4 5 5 4 4.5 Bart 4. 3 3 2 3 rxy (x - x)(y-y) Σ(x; – X)? Σ(y; - y)? Consider correlation Based on items 1, 2, 3, and 4, what is the correlation between Lisa's and Mo's ratings? What about the correlation between Lisa's and Bart's ratings?
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