Bobby is helping buy meats, for grilling, for the school picnic. He bought 10 pounds of sausage at $1.69 per pound, 100 pounds o
f hamburgers at $1.99 pound, 1,000 pounds of hot dogs at $2.09 per pound, and 100 pounds of chicken at $3.69 per pound. Which of the items he bought cost the most?
The answer is that the assumed margin of error is 5%. Here is how we calculate this; <span>presidential approval rating is between 47% and 57% </span>(57% - 47% ) / 2 = 10/2 = 5%