A newspaper conducted a statewide survey concerning the 2008 race for state senator. The newspaper took an SRS of 1200 registered voters and found that 620 would vote for the Republican candidate. Let...

Extracted text: A newspaper conducted a statewide survey concerning the 2008 race for state senator. The newspaper took an SRS of 1200 registered voters and found that 620 would vote for the Republican candidate. Let p represent the proportion of registered voters in the state that would vote for the Republican candidate. A 90% confidence interval for p is (0.495, 0.539) (0.489, 0.545) a (0.493, 0.540) O d (0.503, 0.531)