Mathematics, 15.12.2021 01:00, gabrielaperezcz

A sample of 5 observations collected in a regression study on two variables, x(independent variable) and y(dependent variable). The sample resulted in the following data. summation (x_i-xbar)2=15, summation (x_i-xbar)(y_i-ybar)=60, xbar=3, ybar=10
Calculate the y-intercept (b_0) of the estimated regression equation.

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A sample of 5 observations collected in a regression study on two variables, x(independent variable)...