help please

Question 4 7.5 pts Suppose a certain species bird has an average weight of * = 3.80 grams. Based on previous studies, We can assume that the weights of these birds have a normal distribution with = 0.37 grams. For a small group of 10 birds, find the margin of error for a 70% confidence interval for the average weights of these birds. 1.04 grams O 0.04 grams O 0.02 grams 0 0.06 grams O 0.12 grams