Question

Marty Mayoral was running for mayor in Cityville.  His campaign strategist, Carla Campaigny, told Marty that 58% (p = .58) of voters support him.  In a poll of 500 (n = 500) randomly selected voters, 265 (X = 265) of them support Marty.  Using an α = 0.05, test to determine if Carla was providing Marty with accurate information. That is, test to determine if the true proportion of voters that support Marty is different from 58%.

Conduct a hypothesis test, use the traditional method. Show all 5 steps in your hypothesis test.

Answer 1