Suppose you wish to see if there is a relationship between the price (units-$1000) and the rating (units-10 points) of laptop computers tested by Consumer Reports. A regression analysis on 14 computers revealed Ex; = 18.20, Ex2 = 26.76, Zy=111.30, Zy2 = 894.19, and Exy = 149.60. What is the interpretation of B1? Oa. None of the answers is correct b. For an increase of $1000 in price, the mean Consumer Report rating increases by 15.8387 points. OC. For an increase of 10 points in the Consumer Report rating, the mean price of a laptop increases by $158.3871. Od. For an increase of $1000 in price, the mean Consumer Report rating increases by 1.5839 points. Oe. For an increase of 10 points in the Consumer Report rating, the mean price of a laptop increases by $524.8530. QUESTIONE ck Save and Submit to save and submit. Click Save All Answers to save all answers. Dro

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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QUESTION 5
Suppose you wish to see if there is a relationship between the price (units=$1000) and the rating (units-10 points) of laptop computers tested by Consumer Reports.
A regression analysis on 14 computers revealed Ex₁ = 18.20, Ex² = 26.76, Eyi = 111.30, Ey2 = 894.19, and Exiyi = 149.60.
What is the interpretation of B₁?
Oa. None of the answers is correct
b. For an increase of $1000 in price, the mean Consumer Report rating increases by 15.8387 points.
OC. For an increase of 10 points in the Consumer Report rating, the mean price of a laptop increases by $158.3871.
Od. For an increase of $1000 in price, the mean Consumer Report rating increases by 1.5839 points.
Oe. For an increase of 10 points in the Consumer Report rating, the mean price of a laptop increases by $524.8530.
QUESTION C
ck Save and Submit to save and submit. Click Save All Answers to save all answers.
F1
F2
20
F3
$
000
000
F4
%
S
F5
MacBook Pro
A
6
F6
&
F7
DII
*
FB
∞
Transcribed Image Text:QUESTION 5 Suppose you wish to see if there is a relationship between the price (units=$1000) and the rating (units-10 points) of laptop computers tested by Consumer Reports. A regression analysis on 14 computers revealed Ex₁ = 18.20, Ex² = 26.76, Eyi = 111.30, Ey2 = 894.19, and Exiyi = 149.60. What is the interpretation of B₁? Oa. None of the answers is correct b. For an increase of $1000 in price, the mean Consumer Report rating increases by 15.8387 points. OC. For an increase of 10 points in the Consumer Report rating, the mean price of a laptop increases by $158.3871. Od. For an increase of $1000 in price, the mean Consumer Report rating increases by 1.5839 points. Oe. For an increase of 10 points in the Consumer Report rating, the mean price of a laptop increases by $524.8530. QUESTION C ck Save and Submit to save and submit. Click Save All Answers to save all answers. F1 F2 20 F3 $ 000 000 F4 % S F5 MacBook Pro A 6 F6 & F7 DII * FB ∞
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