newspaper conducted a statewide survey concerning the 1998 race for state senator. The newspaper took a SRS of n=1200 registered voters and found that 620 would vote for the Republican candidate. Let p represent the proportion of registered voters in the state who would vote for the Republican candidate. We test H0 : p = .50 Ha : p > .50 (a) What is the z-statistic for this test?   (b) What is the P-value of the test?

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