Question: MARRIED HOUSEHOLDS WITH CHILDREN The percentage of families that were married households with children between 1970 and 2000 is approximately
P(t) = 49.6 (1 ≤ t ≤ 4)
t0.27
where t is measured in decades, with t = 1 corresponding to 1970.
a. What percentage of families were married households with children in 1970? In 1980? In 1990? In 2000?
b. How fast was the percentage of families that were married households with children changing in 1980? In 1990?