Regression analysis problem Determine the correlation coefficient and coefficient of determination for the

Regression analysis problem Determine the correlation coefficient and coefficient of

Determine the correlation coefficient and coefficient of determination for the following data Interpret the

Regression analysis problem Determine the correlation coefficient and

coefficient of determination for the following data Interpret the

Regression analysis problem Determine the correlation

Regression analysis problem

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Regression analysis problem: Determine the correlation coefficient and coefficient of determination for the following data. Interpret the relationship between X and Y.
X: 5 3 6 3 4 4 6 8
Y: 13 15 7 12 13 11 9 5
Correlation coefficient is _______________?
Coefficient of determination is _______________?
Interpretation:
Which of these functions is(are) always increasing?
(I) f(x) = -x2 + 2x + 1
(II) f(x) = 2x - 1000
(III) f(x) = |x - 4| + 255
(IV) f(x) = -e-x,
A) (I) and (II) only
B) (II) only
C) (II) and (IV) only
D) (I) and (III) only
E) (III) and (IV) only

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