Each year, the junior class at East High School sells discount cards as a fundraiser. Each $20 discount card is valid for a year and provides discounts at many area businesses. This year’s juniors are analyzing the revenue, or earnings, from past years and this year. If n represents the number of cards that students sold last year, match each algebraic expression to what it represents. Drag the tiles to the correct boxes. Not all tiles will be used.

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