Erin writes the set of ordered pairs below. The set represents a function.

{(3, – 3), (5, 0), (– 1, 4), (– 6, 7)}

Erin claims that she can add any point to the set and have the set still represent a function.

Which of the following points can be used to show that Erin's claim is incorrect? Select three that apply.
A.(–6, 1)
B.(–1, 9)
C.(0, 5)
D.(1, 7)
E.(3, –2

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.