Is the proportion of democratic registrations higher

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A random sample of nX = 140 households from a low-income neighborhood exhibited a head of household registered as a Democrat in x = 70 cases. A similar sample of size nY = 130 taken from a high-income neighborhood had a head of household registered as a Democrat in y = 48 cases. Is the proportion of Democratic registrations higher in the low-income area? Use α = 0.10.

Reference no: EM13933393

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