The distribution of the amount of money in savings accounts for Florida residents has an average of 2,200 dollars and a standard deviation of 900 dollars. Suppose that we take a random sample of 100 Florida residents and ask them how much they have in their savings account. The sampling distribution of the sample mean amount of money in a savings account is
A. approximately Normal, with a mean of 2200 and a standard error of 900 dollars
B. approximately Normal, with a mean of 2200 and a standard error of 90
C. Approximately Normal with an unknown mean and standard error
D. not approximately normal