77 Confidence interval Constructing step by step

In this econometrics tutorial, Lydia walks you through the step-by-step process of constructing a confidence interval. You'll learn how to start with an estimate, measure uncertainty using the standard error, choose a confidence level, and find the critical value from the appropriate distribution. The video culminates in a clear formula and a numerical example to illustrate how to calculate the lower and upper bounds of the interval. Understanding these components is crucial for interpreting the uncertainty around your statistical estimates. Finally, Lydia explains what determines the width of a confidence interval, highlighting the roles of standard error, confidence level, and sample size. This video is an essential guide for anyone looking to build and understand confidence intervals in econometrics. Subscribe to @AxiomTutoringCourses for more expert econometrics lessons.