Jennifer bought a brand new treadmill on a credit plan at befit exercise equipment. befit will charge her 15% per year compounded monthly. if her monthly payments will be $150 for 4 years, how much was the original price of the treadmill?
a) $5,390.72
b) $5,389.72
c) $5,388.72
d) $5,392.72
e) $5,385.72

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