The table shows the number of cups of caramel required for different amounts of flour in a caramel cookie recipe. The ratio of cups of caramel to cups of flour is constant. Let c = cups of caramel needed when using 20 cups of flour Which proportion can be used to determine the value of c? A. B. C. D.

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