A teacher has to make 159 copies of a review packet for the students in her classes. When she arrives in the
workroom, she starts using both copy machines (call them
Copier X and Copier Y). During the copying, Copier X
runs out of paper, so it only printed half as many packets as
Copier Y. How many copies does each machine print?

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