The teachers at a middle school plan to sell book bags to raise money for a school trip. The teachers asked students, "How much would you pay for a special book bag?" The survey data are shown below: Write an equation that shows the number of bags sold, n, dependendent on the price charged, p.

A
n=−10p+200

B
n=10p+20

C
n=10p+200

D
n=−10p+20

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