GATE (Graduate Aptitude Test in Engineering) Psychology Research Methods and Statistics-Special Correlation Methods Study Material (Page 1 of 2)
Subscribe now to access pointwise, categorized & easy to understand notes on 369 key topics of GATE (Graduate Aptitude Test in Engineering) Psychology covering entire 2021 syllabus. With online notes get latest & updated content on the device of your choice. View complete topic-wise distribution of study material. Unlimited Access, Unlimited Time, on Unlimited Devices!
View Features or View Sample.
Rs. 550.00 -OR-
How to register? Already Subscribed?
Special Correlation Methods: Biserial Correlation Coefficient
Biserial Correlation Coefficient
- Biserial Correlation Coefficient is used where there are two sets of scores for the same people or for two matched groups.
- It is applicable when one of the variables is dichotomous ordinal data and also must have an …
… (144 more words) …
Subscribe & login to view complete study material.
Special Correlation Methods: Point Biserial Correlation
Point Biserial Correlation
A point-biserial correlation is used to measure the strength and direction of the association that exists between one continuous variable and one dichotomous variable. In this case variables are measured on a dichotomous scale.
Assumptions
- One of the variables in the given study must be measured on a continuous scale. For example, the measurement of intelligence with IQ scale is a continuous variable or weight measured in kilograms.
- Among the two variables, one variable must be a dichotomous variable. The …
… (164 more words) …
Subscribe & login to view complete study material.