'Population regression function' diaporamas de présentation

Ka-fu Wong University of Hong Kong

Ka-fu Wong University of Hong Kong. A Brief Review of Probability, Statistics, and Regression for Forecasting. Random variable. A random variable is a mapping from the set of all possible outcomes to the real numbers.

325 views • 23 slides

Some further problems with regression models

331 views • 15 slides

Salary = ? 1 + ? 2 Profits

Population Regression Function: Salary i = ? 1 + ? 2 Profits i + u i. Salary = ? 1 + ? 2 Profits. Sample Regression Function. ? 1 = intercept. ? 2 = slope. Salary = 746.92 + 0.572* Profits. ? 2 = slope. ? 1 = intercept.

172 views • 6 slides