Find the slope of the simple regression $\hat { y }$ = b₀ + b₁x. $$\begin{array} { | c | c | } \hline X & Y \ \hline 3 & 8 \ \hline 7 & 12 \ \hline 5 & 13 \ \hline 9 & 10 \ \hline 11 & 17 \ \hline 13 & 23 \ \hline 19 & 39 \ \hline 21 & 38 \ \hline \end{array}$$ A)1.976 B)3.294 C)0.762 D)-2.228

Question

Quizplus · Accepted Answer

The slope $b_1$ is calculated using the formula $b_1 = \frac{\sum (x_i - \bar{x})(y_i - \bar{y})}{\sum (x_i - \bar{x})^2}$. After calculating the necessary sums and averages, the slope is approximately 1.976.

Find the Slope of the Simple Regression y^\hat { y }y^​

Find the Slope of the Simple Regression $\hat { y }$