13. A stratified sample of size 85 is required from the 280 students studying a Business...

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13. A stratified sample of size 85 is required from the 280 students studying a Business degree. The following table shows how many students are studying in each year of the degree: Year Number of students 1 2 3 Total 52 91 137 280 13. A stratified sample of size 85 is required from the 280 students studying a Business degree. The following table shows how many students are studying in each year of the degree: Year Number of students 1 2 3 Total 52 91 137 280

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The image shows information about the number of students studying each year of a Business degree and ... View the full answer