Statistically, the results hold up. Energy savings averaged 30%, with a 95% confidence interval of 20.2% to 39.8%, and a p-value below 0.001, confirming significance. Cost reductions hit 25% on ...

Dobrzynski told Poland's TVN24 television that the equipment could register both audio and video. "It's tough to say whether these were devices installed years ago and not discovered earlier" or ...