1 The expected value of the difference between all possible sample means is equal to the difference between population means. 2  Thus, E(x 1 - x 2) = Î¼ d = Î¼ 1 - Î¼ 2. 3  The standard deviation of the difference between sample means (Ï d) is approximately equal to:
Weather in Jackson Hole in May 2018. Expect 15Â°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Jackson Hole in May. Check more long-term weather averages for Jackson Hole in May before you book your next holiday to Wyoming in 2018. More about Jackson Hole. Weather overview; More destinations; Monthly averages; Weather by month; 5-day weather forecast
Like any mountain environment, the weather in Jackson Hole can vary greatly (and rapidly). Jackson Hole Mountain Resort averages 459 of snow per year. Temperatures can be cold in the winter, but it is a dry cold as we have very little humidity making the cold temperatures more pleasant than you may be used to.