There are 25 students who answered a survey about sports. four-fifths of them like football. how many students like football?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

8.74 rounded to the nearest whole number

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.