Let's say you flip two coins, roll a six-sided die, and pick a random card out of a standard deck of cards. What is the probability of landing on two tails, rolling on an odd number, and drawing a club card? -0.06
-0.13
-0.03
-0.16

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.