A small town has 4000 families. The average number of children per family is mu = 2, with a standard deviation sigma = 1.3. A sampling distribution of the mean for n = 50 is developed for this population. What is mean of this sampling distribution? A small town has 4000 families. The average number of children per family is mu = 2, with a standard deviation sigma = 1.3. A sampling distribution of the mean for n = 50 is developed for this population. What is mean of this sampling distribution? .16 1.3 .18 2