A current ABC News poll of random sample of 1002 adults asked about different measures the government could take to try to reduce future global warming. When asked whether the government must raise taxes on gasoline so people either drive less or buy cars that employ less gasoline, 45.6% said yes. Let p denote the population proportion who would say yes.
Answer the following questions regarding the hypothesis test
H0: p = 0.50 vs. HA: p ? 0.50.
Question 1. Determine the value of the test statistic z?
Question 2. Determine the P-value?