He students in an 8th Grade class had a dance. They spent $500 for a local band. The equation shown can be used to find the total profit, y, if the students sold x tickets to the dance. y = 4x - 500

What does the 4 represent in the equation?
A. the price per ticket

B. the cost of the band

C. the number of tickets sold

D. the profit made from selling x tickets

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