Crystal has $13 to spend on apples and oranges. If she buys her apples first and spends more than $8, which expression represents d, the dollar amount that she can spend on oranges? A) d>5 b) d<5 c) d<21 d) d> 21​

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.