Question

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Which equation is the equation of the least squares regression line that most closely matches the data set?

Answer 1

y = 3.5X - 6921.2

Explanation:

Given the data :

X :

1990

1992

1994

1996

1996

Y :

45

51

57

61

75

Using an online regression calculator ; the regression model obtained is : y = 3.5X - 6921.2

Where ; slope = 3.5 ; intercept = - 6921.2