(Solution) - Prior to a statewide election for the U S Senate three -(2025 Original AI-Free Solution)

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Prior to a statewide election for the U.S. Senate, three polls are conducted. In the first poll, 780 of 1,500 voters favor candidate Martinez. In the second poll, 1,285 of 2,500 voters favor Martinez. In the third poll, 1,802 of 3,500 voters favor Martinez. Find the 95% confidence intervals for all three polls. Discuss Martinez's prospects for victory based on these polls.