Choose which statements are true about n. Check all that apply. nis a whole number.
i is double the radius.
It is approximately 3.14.
a represents the ratio of the circumference to the diameter.
22
is approximately
7

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.