an increasing trendp = 0.02
After the implementation of ISM policy, the total weight decreased immediately and an increasing trend change was found ( β 2 = − 3719.05, p = 0.02; β 3 =250.13, p = 0.003).
After the implementation of ISM policy, the total weight decreased immediately and an increasing trend change was found ( β 2 = − 3719.05, p = 0.02; β 3 =250.13, p = 0.003).
If we continue to collect data, there may be significant effects in the long run.