The sides of a square 2/37 inches long. what is the area of the square? ? a) 4/97 square inches b) 4/37 square inches c) 4/349 square inches d) 4/949 square inches

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.