Final answer:
The sample size in the survey is 27 representatives, while the population size is the total number of representatives in the state's congress, which is 153.
Step-by-step explanation:
In the political science survey mentioned, the size of the sample is the number of representatives that were actually surveyed. In this case, the sample size is 27 representatives.
The size of the population refers to the total number of individuals that could potentially be surveyed – in other words, the entire group that you are interested in studying or making inferences about. Here, the population size is the total number of representatives in the state's congress, which is 153 representatives.