Which two numbers are 3 units away from 3

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy. how much will she pay after the discount

How can you check that you have correctly converted frequencies to relative frequencies?