Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical Engineering, Algebra, Precalculus, Statistics and Probabilty, Advanced Math, Physics, Chemistry, Biology, Nursing, Psychology, Certifications, Tests, Prep, and more.
-
answerhappygod
- Site Admin
- Posts: 899559
- Joined: Mon Aug 02, 2021 8:13 am
Post
by answerhappygod »
- 1 (31.01 KiB) Viewed 28 times
theres no explanation with ci and xi
- 2 (44.13 KiB) Viewed 28 times
- 3 (44.13 KiB) Viewed 28 times
Prove that O Σ 3. Ci = 0 i=1 n Ci x = 1 i=1
y = β + βια C; = (x - X)/s.. π c, Evi) ) 1=1 Ε(β.) = (Σ.)-Σ -Σε (β) + β, 1) = βοΣ +β.) n Π Citi i=1 1=1 1=1 Var(B.) = Var(ỹ - Bix) = Var(9) + Var(β) - 2xCory.β) Prove that Σε = C, = 0 GX, =1 With the same way show that Ε(β.) = βο And Var(β) =?
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!