Refer to the accompanying table, which describes results from groups of 8 births from 8 different sets of parents. The random variable x represents the number of girls among 8 children. Find the mean and standard deviation for the number of girls in 8 births. /|\\ a Click the icon to View the data table The mean is u = [:l girl(s)r (Round to one decimal place as needed) The standard deviation is G = girl(s). (Round to one decimal place as needed) Table of numbers of girls and probabilities Number of Girls x O 1 2 3 4 5 6 7 8