Scores on a certain intelligence test for children between ages 13 and 15 years are approximately normally distributed with μ=96 and σ=21. (a) what proportion of children aged 13 to 15 years old have scores on this test above 86 ? (note: enter your answer in decimal form. for example, 45.23% should be entered as 0.4523.) (b) enter the score which marks the lowest 20 percent of the distribution. (c) enter the score which marks the highest 10 percent of the distribution.

In our daily interactions we can find ourselves listening to other people solely for the purpose of finding weakness in their positions so that we can formulate a convincing response. select one: true false

Which of the following statements are false regarding activity-based costing? non-manufacturing costs are important to include when calculating the cost of each product. costs are allocated based on a pre-determined overhead rate. transitioning from traditional costing methods to activity-based costing can be complicated and costly. activity-based costing follows the same basic calculation methods as traditional costing approaches. none of the above

John and daphne are saving for their daughter ellen's college education. ellen just turned 10 at (t = 0), and she will be entering college 8 years from now (at t = 8). college tuition and expenses at state u. are currently $14,500 a year, but they are expected to increase at a rate of 3.5% a year. ellen should graduate in 4 years--if she takes longer or wants to go to graduate school, she will be on her own. tuition and other costs will be due at the beginning of each school year (at t = 8, 9, 10, and 11).so far, john and daphne have accumulated $15,000 in their college savings account (at t = 0). their long-run financial plan is to add an additional $5,000 in each of the next 4 years (at t = 1, 2, 3, and 4). then they plan to make 3 equal annual contributions in each of the following years, t = 5, 6, and 7. they expect their investment account to earn 9%. how large must the annual payments at t = 5, 6, and 7 be to cover ellen's anticipated college costs? a. $1,965.21b. $2,068.64c. $2,177.51d. $2,292.12e. $2,412.76