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8. Discrepancy measures and significance levels. City of Baltimore is interested in determining if the Neighbourhood property crime rate per decreased from 2011 to 2014.

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8. Discrepancy measures and significance levels. City of Baltimore is interested in determining if the Neighbourhood property crime rate per decreased from 2011 to 2014. (a) (1 mark) State an appropriate discrepancy measure. (b) (1 marks) Why should we randomly swap property crime rates within a neighbourhood in shuffling all the property crime rates. (c) (1 marks) Describe in words what a significance level is

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