A survey was conducted in two types of colonies, one consisting of normal residents and the other of slum dwellings to know whether the pre valence of Tuberculosis (TB) in slum area is more than the normal area. A sample of 600 persons in normal area had 28 persons suffering from TB where in a sample of 400 persons in slum area, 96 persons had TB. Prove the data whether it supports to the variable in contingency or not? Please give right solution

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