a matrix giving the correlations between all pairs of data sets

a reciprocal relation between two or more things

a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)

- parametric statistic
- product-moment correlation coefficient
- split-half correlation
- multiple correlation coefficient
- correlation coefficient
- tetrachoric correlation
- coefficient of correlation
- Pearson product-moment correlation coefficient
- biserial correlation coefficient
- biserial correlation
- chance-half correlation
- tetrachoric correlation coefficient

a statistical relation between two or more variables such that systematic changes in the value of one variable are accompanied by systematic changes in the other

(mathematics) a rectangular array of quantities or expressions set out by rows and columns; treated as a single element and manipulated according to rules

the body substance in which tissue cells are embedded

an enclosure within which something originates or develops (from the Latin for womb)

the formative tissue at the base of a nail