The Ferris wheel shown makes 12 revolutions per ride. How far would someone travel during one ride? Round your final answer to the nearest whole number. Use 3.14 for pi. Diameter is 37

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.