Question

Question 1

A 2015 Pew Research Center poll found that 59% of Americans say the government is doing too little to protect the environment. A similar national poll in 2017, of 1,503 adults, 18 years of age or older, living in all 50 U.S. states and the District of Columbia found that 41% of Americans say the government is doing too little to protect the environment. Is there evidence to show that the percent of Americans who say the government is going too little to protect the environment has decreased from the 2015 level?Answer this questions by conducting a hypothesis test.

1. What assumptions/conditions need to be checked before conducting this hypothesis test? (If they are not met, continue on anyway.)

2. State the null and alternative hypotheses. Use the correct symbols.

3. What significance level will you use?

4. Compute the test statistic. Show your work by hand.

5. Compute the P-value. Explain how you computed the p-value.

6. Conclusion:       reject H₀                       fail to reject H­₀              (circle your answer)

7. Give a summary sentence of the test results, in context of the original question:

8. Paste StatCrunch output here, confirming that your work above is correct.

Answer 1