You are one mile from the railroad station, and your train is due to leave in ten minutes. you have been walking at a steady rate of 3 mph, and you can run at 8 mph if you have to. for how many more minutes can you continue walking, until it becomes necessary for you to run the rest of the way to the station?

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