Mikayla bought a bag of 84 pieces of candy and she wants to divide them up evenly and place into bags but doesn’t won’t more than 20 bags list the possible ways she can fill the bag

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.