Suppose the accompanying data are from a paper on a community of Antarctic penguins. They represent the body mass (in grams) for a sample of 10 female chinstrap penguins. 3,350 3,250 3,800 3,550 3,750 3,350 3,300 3,550 3,450 3,650 Calculate the mean and standard deviation (in grams) for this data set. (Round your standard deviation to four decimal places.) mean _______ grams standard deviation ___________ grams