In a study of the effects of radiation on amphibian embryos, a random sample of the time (in days) it took seven different species of frog and toad eggs to hatch is included in the data set below. What is the variance? Round your answer to the nearest tenth. 8 , 7 , 11 , 6 , 5 , 5 , 11 Provide your answer below: The sample variance $s^2$ , is days.