If the least-squares regression line is y = 3x − 5, the value y = 1 is predicted for what value of x?
A) 0
B) 1
C) 2
D) 6

Name: If the least-squares regression line is y = 3x − 5, the value y = 1 is predicted for what value of x? A) 0 B) 1 C) 2 D) 6
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Question

Quizplus · Accepted Answer

To find the value of x when y = 1, substitute y = 1 into the equation and solve for x: 1 = 3x - 5. Adding 5 to both sides gives 6 = 3x. Dividing both sides by 3 gives x = 2.

If the Least-Squares Regression Line Is Y = 3x −