Point-biserial Correlation [Simply explained]

The point biserial correlation is a special case of the Pearson correlation and examines the relationship between a dichotomous variable and a metric variable.

► Online calculator Point-Biserial Correlation

► Sample data

► Tutorial Point-Biserial Correlation

► E-BOOK

00:00 What is a point biserial correlation?
00:17 Dichotomous and metric variable.
00:53 Calculating point biserial correlation
01:55 Point biserial correlation equation
02:15 Point biserial correlation vs. Pearson correlation
03:06 Point biserial correlation coefficient
03:58 Hypotheses
04:32 Point biserial correlation vs. independent sample t-test
05:41 Point biserial correlation assumptions

[sreenivas]

Mam I have doubt like can we use spearman correlation in this case

[Aldotronix]

if you get the same result then what's the point?

[mattisah]

How can we do point biserial analysis for more than two categorical variables (beyond 0 and 1 in this example)?

[TSSLYFE]

such quality video and explanation and has so less views and subs!