These data are the number of junk e-mails Lena received for 9 consecutive days. 61115232223? Find the range, mean, and standard deviation. Round the mean to one decimal place and the standard deviation to two decimal places, if necessary. The range is El e-mails. Login Na Part 2 of 3 The mean is e-mails. (Round the answer to one decimal place, if necessary.)The standard deviation is D e-mails. (Round the answer to two decimal places, if necessary.)