A graphing calculator, such as a TI-84, ... A correlation coefficient of +1 indicates a perfect positive linear correlation. That is, as variable x increases, variable y increases.

National 4; Scatter graphs Line of best fit. Scatter graphs are a visual way of showing if there is a connection between groups of data. If there is a strong connection or correlation, a ‘line ...

The Pearson coefficient is a mathematical correlation coefficient representing the relationship between two variables, denoted as X and Y. Pearson coefficients range from +1 to -1, with +1 ...

A strong positive linear correlation exists between the numbers of occurrences of triad and quadriad motifs in human ... Erdos, P. & Renyi, A. On the strength of connectedness of a random graph.

Correlation coefficients are used to measure the strength of the linear relationship between two variables.; A correlation coefficient greater than zero indicates a positive relationship, while a ...