Tina is saving to buy a notebook computer. she has two options. the first option is to put $500 away initially and save $30 every month. the second option is to put $100 away initially and save $50 every month. after how many months would tina save the same amount using either option? how much would she save with either option? after months, tina will save $ with either option

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