help please , I will upvote.
Let Z and U be independent random variables, where Z-N(0,1) and U-x?(r). Define T as a random variable such that Z T= U/r a) Determine E(T). (2 marks) b) Show that Var (T) (6 marks) c) Let T have a t-distribution with seven degree of freedom, find P(2.365 ST < 3.499) (2 marks)
help please , I will upvote.
-
answerhappygod
- Site Admin
- Posts: 899604
- Joined: Mon Aug 02, 2021 8:13 am
help please , I will upvote.
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!