Rcmdr.kr: An R Commander User in Korea

carData::Friendly()

data(Friendly, package="carData")

help("Friendly")

Format Effects on Recall

Description

The Friendly data frame has 30 rows and 2 columns. The data are from an experiment on subjects' ability to remember words based on the presentation format.

Usage

Friendly

Format

This data frame contains the following columns:

condition

A factor with levels: Before, Recalled words presented before others; Meshed, Recalled words meshed with others; SFR, Standard free recall.

correct

Number of words correctly recalled, out of 40 on final trial of the experiment.

Source

Friendly, M. and Franklin, P. (1980) Interactive presentation in multitrial free recall. Memory and Cognition 8 265–270 [Personal communication from M. Friendly].

References

Fox, J. (2016) Applied Regression Analysis and Generalized Linear Models, Third Edition. Sage.

Fox, J. and Weisberg, S. (2019) An R Companion to Applied Regression, Third Edition, Sage.

통계 > 비모수 검정 > Kruskal-Wallis 검정...
Statistics > Nonparametric tests > Kruskal-Wallis test...

carData 패키지에 있는 Friendly 데이터셋을 활용한다. https://rcmdr.tistory.com/153

data(Friendly, package="carData")
Tapply(correct ~ condition, median, na.action=na.omit, data=Friendly) # medians by group
kruskal.test(correct ~ condition, data=Friendly)