Variables | Ljung-Box test | |
Stock | X-squared | p-value |
BNTX | 240.44 | <2.2e−16 |
MRNA | 85.286 | 4.01e−13 |
PFE | 320.7 | <2.2e−16 |
AZN | 185.16 | <2.2e−16 |
NVAX | 32.453 | 0.001177 |