vegetarians are much less common in the united states than in the rest of the world. suppose in a 2018 survey of 12,000 people in the united states, veganbits found 60 who are vegetarians. (a) develop a point estimate of the proportion of people in the united states who are vegetarians. (b) set up a hypothesis test so that the rejection of h0 will allow you to conclude that the proportion of people in the united states who are vegetarians exceeds 0.004. (enter !