SOMEONE PLZ HELP ME Anja claims that Thai challenge can be solved with a single rotation.

Braden says it can be solved with a single reflection

Who is right?
a) Anja
b) Braden
c) Both
d) Neither

Explain.

Plz help

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.