1. The figures in the following table give the number of criminal convictions and the number unemployed (in millions) for the years 1924-33. Find the coefficient of rank correlation.

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Q: 1. x = 7.7 μ = 8.1 a = 5 n = 135 2. x= 19.8 S = 4 μ= 18.3 n = 11 3. x = 12.5 S = 3 μ = 10.75 n = 18

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