Hey why is no one answering my questions, I really need help on something and people are just typing random things and I’m just done talking leads let me know if you can help me with a few linear equations problems and I’ll give you 100 points and brainliest, there’s a glitch on my profile where it’s stuck at 20 but I actually have 100

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.