Table 13 Normality testing for each region, conducted on the abnormal returns (ARs) of banking stock prices to monetary policy events. The test indicates a distinct lack of normality in the abnormal returns data
Statistic | U.S.A | Europe | China |
|---|---|---|---|
Mean | − 0.002 | − 0.001 | 0.000 |
Standard deviation | 0.029 | 0.027 | 0.011 |
Skewness | − 0.153 | − 0.110 | 0.646 |
Kurtosis | 1.729 | 2.231 | 1.852 |
Shapiro–wilk stat | 0.971 | 0.957 | 0.952 |
Shapiro–Wilk P Value | 1.15E − 30 | 1.78E − 33 | 1.42E − 24 |