Sentences with phrase «or minus twice»
In English we could say «We are 95 confident that the true value of half of the observed increase in global surface temperature is in the range...» The range is the mean of that measurement plus or minus twice the standard error of the measurement.
http://joannenova.com.au/ Not exact matches
Scientists have found twice as many emperor penguins (Aptenodytes forsteri) as previously thought to exist, roughly 595,000 (plus or minus 81,000).