Recent content by mutzy188

Homework Statement Hi guys, I don't know if this should go here because it is an excerpt from a higher level problem. The part where I get stuck is when I try to add the cosine functions. Is there any way to add sine and cosine functions that have a scalar in front that cannot be factored...

Hi everyone. I am currently a junior in college majoring in biochemistry. I want to be able to do some sort of medical research. I want to conduct experiments that I come up with or help to come up with, rather than performing experiments for other people. What kind of professional degree...

I figured out the problem myself. Thanks anyways

k Thanks

Homework Statement The probability density function of X is f(x) = 2x, 0 < x < 1 Find the distribution function of X. The Attempt at a Solution I just don't know what to do here. The book does something with Y and the change of variables and I don't understand why they were...

Thanks for your help :smile:

How do I find the expected number of passengers that will not show up?

Homework Statement An ailrine always overbooks if possible. A particular plane ha 95 seats on a flight in which a ticket sells for $300. The airline sells 100 such tickets for this flight. Use a Poisson approximation only. (a) If the probbility of an individual not showing is...

Yes I did. Thank you very much for your help:smile:

The third term should be: P(L|5)P(L|4)P(L|3)P(W|2) = 1/5

Homework Statement An urn contains five balls, one marked WIN and four marked LOSE. You and another player take turns selecting a ball from the urn, one at a time. The first person to select the WIN ball is the winner. If you draw first, find the probability that you will win if the...

Yeah, P(X') = 1 - P(X)

I need P(B intersect A) P(B intersect A) = P(A) + P(B) - P(B U A) but i don't know how to find P(B U A)

i don't know. Thats what i got stuck on

Yeah, P(A U B) = P(A) + P(B) - P(A intersect B)