Question: A computer white cabulating Correlation coficient between the variables & and y from 25 points of observation obtained the following results. EX2175, E2²²= 650 ≤Y = loo W25 EY² = 460 and Exy. 501 if was however taler discovered at the time of capied down two pains checking that he had X Y b 14 a 16 You have to obtain the comspect value of Coppelation Cofficient. Also Use Tidees news fermella? while the coppeet Values are ду 0 12 duister! The variables A and I are Connected by the equation axt by to zo. You have to show that the coppelation between items is 4: of the +s if they are different? ligue of a and bare alike and Show that: as if z = axtby and is the correlation Cofficien between Xandy. Chow_mart @₂² = a ² 0²x² + B² Oy² + 2abno= ib, Show that the correlection cafficient to between I handen ery vaticables X and Y is given: p= (0x²) + 07²0x4/20x04
Question: A computer white cabulating Correlation coficient between the variables & and y from 25 points of observation obtained the following results. EX2175, E2²²= 650 ≤Y = loo W25 EY² = 460 and Exy. 501 if was however taler discovered at the time of capied down two pains checking that he had X Y b 14 a 16 You have to obtain the comspect value of Coppelation Cofficient. Also Use Tidees news fermella? while the coppeet Values are ду 0 12 duister! The variables A and I are Connected by the equation axt by to zo. You have to show that the coppelation between items is 4: of the +s if they are different? ligue of a and bare alike and Show that: as if z = axtby and is the correlation Cofficien between Xandy. Chow_mart @₂² = a ² 0²x² + B² Oy² + 2abno= ib, Show that the correlection cafficient to between I handen ery vaticables X and Y is given: p= (0x²) + 07²0x4/20x04
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.4: Linear Programming
Problem 7E
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Transcribed Image Text:Question:
Copperation coficient
A computer white caleulating
between The Morniables & and Y from 25 points of
obtained the following results.
observation
EXZ175, S2²² = 650 ≤y=10o
142 5
EY² = 460 and Exy = 508
if was however later discovered at the time of
expied down two pains
that
he had
checking
as;
X
t
a
у
14
16
PERTZE
while the coppeet Values are
ду
1 12
You have to obtain the compect value of
Coppelation Cofficient. Also Use Tidees news fermella?
to my drzusters!
The variables A and I are connected by
the equations axt by to zo.
You have to show that the coppelation
between items is 4:
of the
ts if they
sigue of a and I are alike and
are different?
Show that:
(a) if z = ax +by
and is the correlation cofficient
between Xandy. know _ mat o'z ² = a ² 0²x² + B² Oy² + 2abnox=
ib, Show that the
ory
Correlation cafficient I betwees I hander
vaticables X and Y is gives: p= (0x²) + 0². 05-44-4/20x04
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