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The mean yearly income (converted in CAD) for a sample of 163 people in the Isle of Balar is $51453.44. From comparable case studies the

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The mean yearly income (converted in CAD) for a sample of 163 people in the Isle of Balar is $51453.44. From comparable case studies the population standard deviation can be assumed to be $3326.33. Construct a 95% confidence interval for the mean yearly income of the whole population in the Isle of Balar (round the limits to the unit) Lower limit = Upper limit =

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