A t-test is an inferential statistic used in hypothesis testing to determine if there is a statistically significant difference between the means of two samples.

Temperatures dropping close to zero in coming days will pose the first real test of the resilience of France's electricity grid amid warnings over possible power cuts, though President Emmanuel ...

UCI tests out futuristic smart grid technology at faculty homes 03:19. Some professors at UC Irvine, like John Smith, got to experience a part of the future after the university installed smart ...

California’s power grid emerged from a nearly three weeklong record-setting heat wave relatively unscathed, and officials are crediting years of investment in renewable energy — particularly ...

Texas is facing its biggest test of the summer this week to keep the power on — and air conditioners running — as ... Power use on the state grid may reach 86 gigawatts by 5 p.m. Monday ...

As extreme weather events become more frequent and intense, utilities across North Carolina and beyond face increasing challenges to maintain reliable and affordable electric service. The Electric ...

Five tests of the system delivered more than 780 megawatt-hours of demand reductions, or equivalent to £2.8 million ($3.5 million) in savings, according to National Grid’s Electricity System ...

As extreme weather events intensify and become more frequent, North Carolina's utilities are grappling with unprecedented challenges in delivering reliable and affordable electric service.