Recent content by ORACLE

thank you prof

hi prof, thanks. but now i get a -ve probability. what does it mean? pls help. P(18<=X<=22) = P(22) – P(18) = .1915 - .3085 = -0.117

hi mystic998 can you explain a bit about the problem. thanks

hi, pls comment on my solution. thanks. Question A binomial probability distribution has p= 0.20 and n = 100. a)What is the mean and standard deviation? b)Can you approximate these Binomial probabilities by the normal probabilities? Explain. c)What is the probability of more than 24...

thank u professor.

thanks a lot arildno

probability questions & solutions hi professor questions and my answers are attached as pdf file. pls comment. thanks a lot

also Prof. HallsofIvy, I have couple of sets of problems that i have solved which needs to be commented. Can I post those? Iam in IT profession and doing my MBA in info systems. thanks

hi HallsofIvy missing carets and others were copy paste errors. thanks for your help and suggestions

Questions 1. National Oil Company conducts exploratory oil drilling operations in the south western United States. To fund the operation, investors form partnerships, which provide the financial support necessary to drill a fixed number of oil wells. Each well drilled is classified as a...

thanks arildno but one doubt. as the question asks for prob of 4 or more, do i have to find for 5 and 6 the same way and add the probs?

hi I got a stats problem infornt of me. I figured out that it is abaut conditional probability. But I am stuck :confused: . # hurricanes 0 1 2 3 4 5 6 probability .25 .33 .24 .11 .04 .02 .01 prob >6 is 0 questions are independent. a.)...