Nora 57
This page lists questions and answers that were posted by visitors named Nora 57.
Questions
The following questions were asked by visitors named Nora 57.
x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Changed: Your submitted answer was incorrect. 0.15 x 0 = 0 . (b) Calculate the probability of x for...
12 years ago
Patients who have artificial hip-replacement surgery experience pain the first day after surgery. Typically, the pain is measured on a subjective scale using values of 1 to 5. Let x represent the random variable, the pain score as determined by the patien...
12 years ago
x is a binomial random variable. (Give your answers correct to three decimal places.) (a) Calculate the probability of x for: n = 1, x = 0, p = 0.15 P(x) = Correct: Your answer is correct. . (0.85) (b) Calculate the probability of x for: n = 3, x = 3, p =...
12 years ago
Answers
The following answers were posted by visitors named Nora 57.
I see what you are saying now, I even tossed a coin trying to figure this out. Thank you, some of these really get to me but I get some of them right off.
12 years ago
#2 I get a different answer on this one and when I tried yours it was wrong, I got .0675 and when I worked (e). out I get a 0.6075 but that does not look right. (f) 2.25. I had got 2 answers right when I first done it and I did them all the same way and n...
12 years ago
Thank you I left out the .15 and sqrt. I have a lot of problems with the standard deviation and not sure why. Is there a simple formula to use????
12 years ago
Sorry , I worked them out and they are all wrong. I missed b, e, and f.
12 years ago