Find the correlation coefficient
Let f(x,y)(x,y) = 4/5(x+3y)e^(-x-2y) if x>0, y>0 be the joint distributiton of (x,y). Find the correlation coefficient.
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If the diameter of a lens is reduced, what happens to the magnification produced by the lens? I know that M = H'/H which would lead me to beleive that H is diameter and that they are inversley proportional and that the magnification would increase
The hill has an elevation of 77 ft and an inclination of 4 degrees. What is the linear velocity of the wheel at the bottom of the hill?
The last dividend on Spirex Corporation's common stock was $3.75, and the expected growth rate is 8 percent. If you require a rate of return of 15 percent, what is the highest price you should be willing to pay for this stock?
An urn contains nine white balls and 11 black balls. A ball is drawn and replaced. If the ball is white your opponent pays you 25 cents. If it is black you pay him 25 cents. You have one dollar and your opponent has 50 cents. Play continues until
Derive an equation for centripetal acceleration starting with a particle moving with constant speed in a circle of radius r. In the space provided utilize vector calculus to derive this expression in detail.
Steinberg Corporation and Dietrich Corporation are identical firms except that Dietrich is more levered. Both companies will remain in business for one more year.
A moment of 12.5 Nm is applied to pulley A causing it to rotate through 68 radian. What are the final angular velocities of the three pulleys?
What fraction of the ownership in Creed would the venture capitalist require if Creed is able to grow its EBITDA by 30% per year (all else remaining the same) and the venture capitalist still requires a 25% rate of return over the next five years?
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