One of the biggest factors in determining the value of a home is the square footage. The accompanying data represent the square footage and selling price (in thousands of dollars) for a random sample of homes for sale in a certain region. Complete parts (a) through (h) below.
One of the biggest factors in determining the value of a home is the square footage. The accompanying data represent the square footage and selling price (in thousands of dollars) for a random sample of homes for sale in a certain region. Complete parts (a) through (h) below.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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One of the biggest factors in determining the value of a home is the square footage. The accompanying data
represent the square footage and selling price (in thousands of dollars) for a random sample of homes for sale in a
certain region. Complete parts (a) through (h) below.
(a) Which variable is the explanatory variable?
O A.
Square Footage
Selling Price
(b) Draw a scatter diagram of the data. Choose the correct scatter diagram below.
AX
4000+
1000-
150
●●
Yes
Data Table
700
G
2192
3178
1077
2026
3105
B.
2860
3944
2150
2507
1707
1699
3718
Ay
|||
700-
Print
=
150-
1000
(...)
4000
(Round to three decimal places as needed.)
(d) Is there a linear relation between square footage and asking price?
Square Footage, x Selling Price ($000s), y D
378.1
373.7
181.9
346
621.5
383.6
601.1
367.4
409.1
298.1
257.3
675.2
Done
C.
700-
(c) Determine the linear correlation coefficient between square footage and asking price.
150+
1000
:
Vo) 1
2 ...| 46 | 1 5%
D. No a house of square feet is outside the scope of the model
(Type an integer or a simplified fraction.)
O E. More information about the houses is necessary before deciding.
O
O
4000
OC. Yes-a house of square feet is possible and within the scope of the model.
(Type an integer or a simplified fraction.)
Q
O D.
4000-
1000-
iable.
B. No a house of square feet is not possible and outside the scope of the model.
(Type an integer or a simplified fraction.)
Ау
1000
es by
ars.
I place as needed.)
r box to complete your
ars, on average.
(h) One home that is 1477 square feet is sold for $225 thousand. Is this home's price above or below average for a
home of this size?
The home's price is below the average price. The average price of a home that is 1477 square feet is $
thousand.
(Round to the nearest whole number as needed.)
4000
square feet, on
d, if necessary, fill in the
<
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