Consider the population consisting of all computers of a certain brand and model, and focus on whether a computer needs service while under warranty. (a) pose several probability questions based on selecting a sample of 300 such computers. (select all that apply.)

Which of the following would be an accurate statement about achieving a balanced budget

Arnold rossiter is a 40-year-old employee of the barrington company who will retire at age 60 and expects to live to age 75. the firm has promised a retirement income of $20,000 at the end of each year following retirement until death. the firm's pension fund is expected to earn 7 percent annually on its assets and the firm uses 7% to discount pension benefits. what is barrington's annual pension contribution to the nearest dollar for mr. rossiter? (assume certainty and end-of-year cash flows.)

When the two countries did not specialize, the total production of jeans was 23 million pairs per month, and the total production of corn was 68 million bushels per month. because of specialization, the total production of jeans has increased by million pairs per month, and the total production of corn has increased by million bushels per month. because the two countries produce more jeans and more corn under specialization, each country is able to gain from trade?