Your Textbook Discussed the Regression Model When X Is a Binary

question 15

Essay

Your textbook discussed the regression model when X is a binary variable
Y_i = ?₀ + ?_iD_i + u_i, i = 1,..., n
Let Y represent wages, and let D be one for females, and 0 for males. Using the OLS formula for the intercept coefficient, prove that $\widehat { \beta 0 }$ is the average wage for males.

---

Definitions:

Anal Warts

Small growths or bumps that appear around the anus, caused by the human papillomavirus (HPV).

Anal Cancer

is a type of cancer in which malignant cells are found in the tissues of the anus, often linked to human papillomavirus (HPV) infection.

Develop

To grow or cause to grow and become more mature, advanced, or elaborate through processes or stages.

Penile Cancer

A rare form of cancer that originates in the skin or tissues of the penis, often marked by visible changes or sores.