Solution) Test the validity of the figure £250 as the mean weekly income per household if, in a survey of 200
Question: Test the validity of the figure £250 as the mean weekly income per household if, in a survey of 200 households, the weekly incomes had a mean of £258.60 and an SD of £40.85. Test at both 5% and 1% significance levels. [3 marks]
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Solution: The solution file consists of 2 pages
Type of Deliverable: Word Document
Type of Deliverable: Word Document
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