Below is output from a regression analysis attempting to link dependent variable y to three independent variables, x₁, x₂, and x₃ based on a random sample of 20 observations. Build a 90% confidence interval estimate of the regression coefficients β₁, β₂ and β₃.

Transcribed Image Text:

Coeff 97.36 5.11 4.03 3.06 Std Error 9.48 1.80 1.75 1.46 Intercept x 1 X 2 X 3