3. Suppose that this statement is true: If I wear boots or a raincoat, then I carry an umbrella. Also suppose
that the hypothesis of that statement is true. Which
statement must also be true?
A. I am wearing boots.
B. I am not wearing a raincoat.
C. I am not carrying an umbrella.
D. I am carrying an umbrella.

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