Anewspaper conducted a statewide survey concerning the 1998 race for state senator. the newspaper took a 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 who would vote for the republican candidate. how large a sample n would you need to estimate p with a margin of error 0.01 with 95 percent confidence? use the guess p=.5 as the value of p. a. 1500 b. 4800 c. 9604 d. 49