<Tr> <Td> 9 </Td> <Td> Cluster </Td> <Td> Given a set of data cases, find clusters of similar attribute values . </Td> <Td> Which data cases in a set S of data cases are similar in value for attributes (X, Y, Z, ...)? </Td> <Td> - Are there groups of cereals w / similar fat / calories / sugar? <P> - Is there a cluster of typical film lengths? </P> </Td> </Tr> <P> - Is there a cluster of typical film lengths? </P> <Tr> <Td> 10 </Td> <Td> Correlate </Td> <Td> Given a set of data cases and two attributes, determine useful relationships between the values of those attributes . </Td> <Td> What is the correlation between attributes X and Y over a given set S of data cases? </Td> <Td> - Is there a correlation between carbohydrates and fat? <P> - Is there a correlation between country of origin and MPG? </P> <P> - Do different genders have a preferred payment method? </P> <P> - Is there a trend of increasing film length over the years? </P> </Td> </Tr> <P> - Is there a correlation between country of origin and MPG? </P>

What is the purpose of the data analysis