Question

If the coefficient of determination for a data set containing 10 points is 1, how many of the data points must lie on the regression line for the data set?
A. 9
B. 7
C. 8
D. 10​

Answer 1

Answer:

my dear friend your answer is

Step-by-step explanation:

A. 9

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Answer 2

I just got answer wrong by picking 9. The correct answer is 10

Step-by-step explanatio