Calculate the simple interest earned on a savings account with a balance of $1,760. This interest rate is 3% and no withdrawals were made during the 7 years the money was in the account

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

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?

Find the percent error of the measurement 4 cm