Question

PLEASE HELPA poll wishes to determine how many Americans agree with the policies of the current president. Pollsters contact 5,000 voters and ask the question: "Do you approve of the president's policies?" The poll produces 1,789 yes answers and 3,211 no answers.

Answer 1

1) P-hat is appropriate to use because involves the sample size, which is important at the moment of calculating.

2) The p-hat value is

`p-\text{hat}=(1789)/(5000)=0.36`

Hence, the p-hat value is 0.36.