Can you answer both part an and b

hapter 5 Question 2, 5.1.5-E HW Score: 16.67%, 2 of 12 Part 1 of 2 points O Points: 0 of 2 Save A survey recorded the number of children 18 years old or younger Number of Children Number of Families V who lived in 500 households. The accompanying table shows the 250 results. a. Determine the mean number of children per household. OFNmy b. Determine the standard deviation for the number of children per household. . . . a. The mean number of children per household is (Round to three decimal places as needed.)