teach.df: Comparison of Three Teaching Methods

teach.dfR Documentation

Comparison of Three Teaching Methods

Description

Data from an experiment to assess the impact of three different teaching methods on language ability. 30 students were randomly allocated into three groups, one for each method. The students' IQ before instruction and a language test score after instruction were recorded.

Format

A data frame with 30 observations on 3 variables.

lang

numeric. Language test score after instruction

IQ

numeric. Student's IQ

method

factor. Teaching method (1, 2, 3)


s20x documentation built on Jan. 14, 2026, 9:07 a.m.