Ask your own question, for FREE!
Mathematics 21 Online
OpenStudy (anonymous):

The coefficient of variation for a sample values Y1,...,Yn is defined by CV=S/Y where Y is the mean and S is the standard deviation. Let Y1,...,Y8 denote a random sample of size 8 from a normal disttribution with mean 0 and variance (sigma)^2

OpenStudy (anonymous):

a) Obtain the distribution of\[8Y/S ^{2}\] b) What is the distribution of \[S^{2}/ 8Y^{2}\] c) Find the number c and such that c>0,d>0 \[P(c \le S/Y \le d) = 0.95\] d) Find the number c such that c>0 \[P(-c \le S/Y \le c) = 0.95\]

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
SwaggyMark: Need help on process of annuity problem
17 hours ago 3 Replies 0 Medals
SwaggyMark: Need guidance on how to solve this annuity problem
17 hours ago 25 Replies 1 Medal
Nina001: Tips for acid reflux
16 hours ago 3 Replies 0 Medals
gelphielvr: How would you write Dinitrogen disulfide?
21 hours ago 3 Replies 1 Medal
xXAikoXx: What's ethos, pathos, logos?
22 hours ago 9 Replies 4 Medals
Breathless: Sonic. Dead or alive. IS MINE
13 hours ago 6 Replies 0 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!