polling agency is investigating the voter support for_ regions have equal number of voters ballot measure in an upcoming city election The City is divided in two in them: The agency will select _ random regions Region A and region B. Both population proportion of voters who would sample of 500 voters from one region, Region A of the city Assume that support the ballot measure in Region A is 0.47 .
the What is the probability that the proportion of voters in the sample of Region who support the ballot measure greater than 0.50 ?
The polling agency will take another sample from different region, Region B, of the city: The the population proportion of voters who would agency plans to select random sample of 400 voters. Assume that support the ballot measure in Region B is 0.51 What is the probability that , measure might pass?