gpa3: gpa3

In JustinMShea/wooldridge: 115 Data Sets from "Introductory Econometrics: A Modern Approach, 7e" by Jeffrey M. Wooldridge

gpa3

Description

Wooldridge Source: See GPA2.RAW Data loads lazily.

Usage

data('gpa3')

Format

A data.frame with 732 observations on 23 variables:

• term: fall = 1, spring = 2

• sat: SAT score

• tothrs: total hours prior to term

• cumgpa: cumulative GPA

• season: =1 if in season

• frstsem: =1 if student's 1st semester

• crsgpa: weighted course GPA

• verbmath: verbal SAT to math SAT ratio

• trmgpa: term GPA

• hssize: size h.s. grad. class

• hsrank: rank in h.s. class

• id: student identifier

• spring: =1 if spring term

• female: =1 if female

• black: =1 if black

• white: =1 if white

• ctrmgpa: change in trmgpa

• ctothrs: change in total hours

• ccrsgpa: change in crsgpa

• ccrspop: change in crspop

• cseason: change in season

• hsperc: percentile in h.s.

• football: =1 if football player

Used in Text

pages 246-248, 273, 297-298, 478

Source

https://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041

Examples

 str(gpa3)

JustinMShea/wooldridge documentation built on May 16, 2023, 12:30 p.m.