You have $25 to spend on picking 21 pounds of three different types of apples in an orchard. the empire apples cost $1.40 a
pound, the red delicious apples cost $1.10 per pound, and the golden delicious apples cost $1.30 per pound. you want to buy
twice as many red delicious apples as the other two types combined. how many pounds of each apple should you buy?

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