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In a sample of 144 Canadians, proportion of people who had income lessthan $20000 is 0.24. Is there sucient evidence that proportion of Canadians who

In a sample of 144 Canadians, proportion of people who had income lessthan $20000 is 0.24. Is there sucient evidence that proportion of Canadians who hadincome less than $20000 is less than 0.25 at 95% condence level.

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