Least-squares regression line

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Reference no: EM13965357

The following data give the annual incomes (in thousands of dollars) and amounts (in thousands of dollars) of life insurance policies for eight persons.

Annual income

42

58

27

36

70

24

53

37

Life insurance

150

175

25

75

250

50

250

100

Calculate the least-squares regression line for these data using matrix  operations.

Reference no: EM13965357

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