| Correlations for all pairs of data series (method=pearson) | |||||
| Popularity | Friends | Known | Nfriends | Before | |
| Popularity | 1 | 0.642 | 0.216 | 0.506 | -0.146 |
| Friends | 0.642 | 1 | 0.429 | 0.463 | -0.137 |
| Known | 0.216 | 0.429 | 1 | 0.486 | -0.142 |
| Nfriends | 0.506 | 0.463 | 0.486 | 1 | -0.192 |
| Before | -0.146 | -0.137 | -0.142 | -0.192 | 1 |
| Correlations for all pairs of data series with p-values | |||
| pair | Pearson r | Spearman rho | Kendall tau |
| Popularity;Friends | 0.642 | 0.6194 | 0.5673 |
| p-value | (0) | (0) | (0) |
| Popularity;Known | 0.2159 | 0.1902 | 0.1619 |
| p-value | (0.0068) | (0.0174) | (0.0195) |
| Popularity;Nfriends | 0.5064 | 0.5169 | 0.4736 |
| p-value | (0) | (0) | (0) |
| Popularity;Before | -0.1459 | -0.1578 | -0.139 |
| p-value | (0.0691) | (0.0492) | (0.052) |
| Friends;Known | 0.4291 | 0.396 | 0.345 |
| p-value | (0) | (0) | (0) |
| Friends;Nfriends | 0.4633 | 0.4478 | 0.3972 |
| p-value | (0) | (0) | (0) |
| Friends;Before | -0.137 | -0.1914 | -0.1717 |
| p-value | (0.088) | (0.0167) | (0.0155) |
| Known;Nfriends | 0.4862 | 0.4652 | 0.4087 |
| p-value | (0) | (0) | (0) |
| Known;Before | -0.1416 | -0.1687 | -0.1509 |
| p-value | (0.0779) | (0.0352) | (0.0306) |
| Nfriends;Before | -0.1922 | -0.2142 | -0.1922 |
| p-value | (0.0162) | (0.0072) | (0.0067) |
