In a recent election Corrine Brown received 13,395 more votes than Bill Randall. If the total number of votes was 118,805, find the number of votes for each candidate Corrine Brown received votes
Bill Randall received votes

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.