Probability distributions

In a box of smarties there are eight different colours which normally occur in equal proportions. Rachael is given 24 smarties, and orange ones are her favourite. Assume they come from a very large... more

A B C Total Male 7 8 15 30 Female 5 20 14 39 Total 12 28 29 69 Giving a test to a group of students, the grades and gender are summarized above. What percent of the students... more

A B C Total Male 10 20 2 32 Female 16 3 5 24 Total 26 23 7 56 A test was given to a group of students. The grades and gender are summarized aboveIf one student is chosen at... more

A B C Total Male 7 6 2 15 Female 11 17 19 47 Total 18 23 21 62 Giving a test to a group of students, the grades and gender are summarized aboveIf one student was chosen at... more

I'm studying for SOA/CAS Exam P and I have a problem that says that $X$ is a continuous and positive random variable whose probability density function is proportional to: $$\\frac{1}{(1+x)^5}$$... more

~Questions 1 & 2~Here is a Probability Distribution.Look at the image below to answer the question, please.Thanks in Advance! :)click on the link... more