Help Me Plis :"( I need Help

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

Ratio of circumference to diameter example plz i need to now what it looks like.

You draw a card at random from a deck that contains 33 black cards and 77 red cards.