The percentage of families with a monthly income of 1,000 or more in city a and city b is 25% and 20% respectively. If a random sample of 100 families is selected from each of these two cities and the proportion of families earning rs. 1,000 or more in the two samples are compared, what is the probability that the city a sample proportion will be greater than that of city b's by 3% or more?

In her article "why should i vote? " stephanie goggin crafts a well-organized and coherent argument. she states that every person of voting age who is registered should vote. she also argues that if you are not registered to vote, you should be. in conclusion, goggin's argument is laid out in a thoughtful and thorough way that is convincing to readers. which element is missing from this evaluation?