Tommy is running for mayor. Tommy used his campaign money to conduct several polls. ​He was surprised to find out the sample proportion voting for him was 0.472 in each poll. ​If a 95% confidence interval is used match the given confidence interval with the corresponding ​sample size. n=500
n=1000
n=1500
n=2000

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain