Question: In a random sample of n = 200 drivers, 50 individuals say that they never wear a seatbelt when driving.
a. Give a numerical value of p^ = sample proportion that never wears a seatbelt when driving.
b. Calculate the standard error of p^.
c. In a different survey of n = 400 drivers, 100 people say they never wear a seatbelt when driving. Give numerical values for and the standard error of p^.