Thursday
October 30, 2014

Posts by Robson


Total # Posts: 13

Probability
1) A group of students were asked about their itunes collection. The probability that a student had downloaded the album by group X was 33%. The probability that a student downloaded the album by group Y was 41%. However, if you only asked the students that downloaded the X ...
January 17, 2013

Int. Macro
Suppose the nation’s capital stock is equal to 3200 in 2011 and that a rise in the marginal product of capital raises the desired capital stock to 3800 in 2012. Suppose also that the desired capital stock remains at 3800 in subsequent years. Assume also that net ...
October 26, 2012

Int. Macro
Can some just point into the right direction on how to solve this? 1. Suppose you live four periods and earn income of $30,000, $60,000, and $90,000 in the first three periods, and then retire in the fourth period. Assume the interest rate is 0. a. Suppose you want to consume ...
October 26, 2012

Principle of Finance
How do I calculate profit margin with the following data? Total equity - 639,400 Net incoome - 51,700 Debt equity ratio - .55 Total asset turnover - 2 Thanks!
September 20, 2012

macroeconomics
Can someone point me in the right direction on how to solve this? 1. Suppose you have an economy with two factors of production (capital and labor), and suppose that capital's share of national income is 40% and that labor's share is 60%. Assume also that the annual ...
September 15, 2012

Macroeconomics
Can someone point me in the right direction on how to solve this? 1. Suppose you have an economy with two factors of production (capital and labor), and suppose that capital's share of national income is 40% and that labor's share is 60%. Assume also that the annual ...
September 14, 2012

Microeconomics
When you golf, you receive 18 units of pleasure from the first hole and on each hole thereafter your pleasure drops by one unit, so that the 2nd hole gives you 17 units of pleasure etc. If you play 5 holes and the rain hits so that you quit playing, what is the total pleasure...
September 3, 2012

Binomial Probability
Never mind. got it. c(20,0) .08 = .1887
July 15, 2012

Binomial Probability
This is an example that I am trying to work along with. An endurance context is being held with two independent groups in 20 participants. Individual participants in the contest drop out before the end of the contest with probability 0.08 (independently of other participants...
July 15, 2012

Finite Math - Simplex Method
I think I have a good understanding of how to set up the problems but and solve them but I am not constant yet with getting the correct answer. Is there a way to check the answer? I am doing an online math class and it would be nice if I could check before I commit. Thanks
June 24, 2012

Finte Math - Simplex Method
duh!!! just figured it out. dived 32/2 and 84/4, largest is the pivot point.
June 21, 2012

Finte Math - Simplex Method
Just a few questions to make sure I am understanding the simplex method. First you set up matrice, then you find the column with the largest negative number in bottom row. That is the column you will pivot. So then how do you determine which row is the pivot point? My example ...
June 21, 2012

Calculus
Find the derivative. 11) f(t)=(1)/(sqrt(8t-3)) 12) g(t)= ((4t-3)^2)/ ((5t+1)^4) Thanks.
June 15, 2011

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