b. What is your regression line written in the form ŷ = a+bx? (Round a and b to 3 decimal places pleasel) b. Use your regression equation above to predict the height of a building with 70 stories: (Please enter a whole number) C.Compute the coefficient of determination (write It as a decimal here). d. Determine the percentage of the variation in the observed values of the response variable, height, explained by the regression with the explanatory variable, stories. 96 e. The predictor variable,x, is and the response variable is 1. How would you interpret the slope-of the regression line in words? For every 1 foot increase in height, the number of stories increases by about 11.76 stories on average. O For every 1 story increase in the number of stories a building has, the height increases by about 11.76 feet on average. OA1-story building will be 11,76 feet high O For each 102.43 stories increase in the number of stories, the height will increase by 1 foot, on average. OFor every 1 story increase in the number of stores a bulding has, the height increases by about 102.43 feet on average. RWould it be valid to use this regression line to estimate the average height of a building with 10 stories?

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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b. What is your regression line written in the form ŷ = a+bx? (Round a and b to 3 decimal places
pleasel)
b. Use your regression equation above to predict the height of a building with 70 stories:
(Please enter a whole number)
C. Compute the coefficlent of determinatlon (wrlte It as a decimal here).
d. Determine the percentage of the variation in the observed values of the response variable,
height, explained by the regression with the explanatory variable, stories.
and the response variable is
e. The predictor variable,x, is
f. How would you interpret the stope of the regression line in words?
OFor every 1 foot increase in height, the number of stories increases by about 11.76 stories on
average.
O For every 1 story increase in the number of stories a building has, the height increases by
about 11.76 feet on average.
OA 1-story building will be 11.76 feet high
O For each 102.43 stories increase in the number of stories, the height will increase by 1 foot, on
average.
O For every 1 story increase in the number of stores a building has, the height increases by
about 102,43 feet on average.
A Would it be valid to use this regression line to estimate the average height of a building with 10
Storlesz
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Transcribed Image Text:b. What is your regression line written in the form ŷ = a+bx? (Round a and b to 3 decimal places pleasel) b. Use your regression equation above to predict the height of a building with 70 stories: (Please enter a whole number) C. Compute the coefficlent of determinatlon (wrlte It as a decimal here). d. Determine the percentage of the variation in the observed values of the response variable, height, explained by the regression with the explanatory variable, stories. and the response variable is e. The predictor variable,x, is f. How would you interpret the stope of the regression line in words? OFor every 1 foot increase in height, the number of stories increases by about 11.76 stories on average. O For every 1 story increase in the number of stories a building has, the height increases by about 11.76 feet on average. OA 1-story building will be 11.76 feet high O For each 102.43 stories increase in the number of stories, the height will increase by 1 foot, on average. O For every 1 story increase in the number of stores a building has, the height increases by about 102,43 feet on average. A Would it be valid to use this regression line to estimate the average height of a building with 10 Storlesz esc F3 F1 DII DO FS F6 F7 %23 $ 1 3 4 7 Q W R Y A S D G K Z C V M
The height (sidewalk to roof) of notable tall buildings in America is compared to the number of
stories of the building (beginning at street fevel).
Storles Helght (In feet)
57
1050
28
428
362
529
26
40
60
790
22
401
38
380
110
1454
100
1127
46
700
a. Plot the points in the grid below, then sketch a line that best fits the data.
1500
1400
1300
1200
100
1000
900
800
esc
80
288
21l
%23
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2
3
4.
8
tab
Q
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Transcribed Image Text:The height (sidewalk to roof) of notable tall buildings in America is compared to the number of stories of the building (beginning at street fevel). Storles Helght (In feet) 57 1050 28 428 362 529 26 40 60 790 22 401 38 380 110 1454 100 1127 46 700 a. Plot the points in the grid below, then sketch a line that best fits the data. 1500 1400 1300 1200 100 1000 900 800 esc 80 288 21l %23 %24 2 3 4. 8 tab Q W R Y A S caps lock K C M control option command B >
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