a square matrix that compares a large number of variables.
Correlation coefficient measures the extent to which two variables tend to change together.
The coefficient describes both the strength and direction of the relationship.
a square matrix that compares a large number of variables.
Correlation coefficient measures the extent to which two variables tend to change together.
The coefficient describes both the strength and direction of the relationship.
| status | not learned | measured difficulty | 37% [default] | last interval [days] | |||
|---|---|---|---|---|---|---|---|
| repetition number in this series | 0 | memorised on | scheduled repetition | ||||
| scheduled repetition interval | last repetition or drill |