@betainverse @hippopedoid The 7 day sums erase weekly periodicity completely and can be used with the same test. If samples are independent, sum of variance = variance of sum.
@betainverse@hippedoid 7天的总和完全消除每周的周期性，可以用于相同的测试。如果样本是独立的，方差之和=方差之和。
@betainverse @hippopedoid The 7 day sums erase weekly periodicity completely and can be used with the same test. If samples are independent, sum of variance = variance of sum.
@betainverse@hippedoid 7天的总和完全消除每周的周期性，可以用于相同的测试。如果样本是独立的，方差之和=方差之和。