3- Determine if there is a relationship existing between income ()1) and the expenditure (3:!) of a random sample of 11 families in a particular
3- Determine if there is a relationship existing between income ()1) and the expenditure (3:!) of a random sample of 11 families in a particular urban area. The data gathered is shown in the table. Family No. Monthly Income (x) Monthly Expenditure (y) _ 5600 4700 1 2 3875 3680 7200 6500 4278 2695 2588 5678 5668 5325 4256 3054 3054 4487 4074 6952 6638 4000 3500 5 6 7 [1 D [1. [.1
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