Fifty-Five Percent of Registered Voters in a Congressional District Are $\alpha = 0.05$

Essay

Fifty-five percent of registered voters in a congressional district are registered Democrats. The Republican
candidate takes a poll to assess his chances in a two-candidate race. He polls 1200 potential voters and finds
that 621 plan to vote for the Republican candidate. Does the Republican candidate have a chance to win? Use $\alpha = 0.05$