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
Jackson, Wyoming, gets 16 inches of rain per year. The US average is 37. Snowfall is 75 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 99. On average, there are 215 sunny days per year in Jackson, Wyoming. The July high is around 82 degrees.