Consider the simple linear regression model =a+Bx+E for i = 1,2,...,n. The variances of two estimators i.e. V(@) and V(B) are defined as respectively %3D

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 8E
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Consider the simple linear regression model Y = a +Bx + E for
i = 1,2,...,n. The variances of two estimators i.e. V(@) and V(B) are
defined as respectively
Nanersite of ARm
of
Select one:
and V(8)
+2
(+
%3!
V(a) = o?
%3D
v(a) = o? ;
and V(B) =
Syx
o v(a) = o (:-mnd v(A) -
and V(B) =
o v(a) = o? (1 +
and V(B):
Syx
= a4
o va) = (; +)md V(f) =
and V(ß)
Syy
%3D
Syr
fs
fo
fa
24
&
5
7
V
E
R
Y
D
T-
Transcribed Image Text:Consider the simple linear regression model Y = a +Bx + E for i = 1,2,...,n. The variances of two estimators i.e. V(@) and V(B) are defined as respectively Nanersite of ARm of Select one: and V(8) +2 (+ %3! V(a) = o? %3D v(a) = o? ; and V(B) = Syx o v(a) = o (:-mnd v(A) - and V(B) = o v(a) = o? (1 + and V(B): Syx = a4 o va) = (; +)md V(f) = and V(ß) Syy %3D Syr fs fo fa 24 & 5 7 V E R Y D T-
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