Height and Arm Span for Women (Example 40) TI-84 output from a linear model for predicting arm span (in centimeters) from height (in inches) is given in the figure. Summary statistics are also provided.
Height and Arm Span for Women (Example 40) TI-84 output from a linear model for predicting arm span (in centimeters) from height (in inches) is given in the figure. Summary statistics are also provided.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
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Height and Arm Span for Women (Example 4) TI-84 output from a linear model for
predicting arm span (in centimeters) from height (in inches) is given in the figure.
Summary statistics are also provided.
17
R
F
Height, x
Arm spán, y
%
5
G Search or type URL
T
G
Chapter 4: Section Exercises
A O
^
6
NORMAL FLOAT AUTO REAL RADIAN MP
y=a+bx
Y
a=16.80271378
b=2.249707146
r2.8987441215
r=.9480211609
Mean
H
63.59
159.86
MacBook Pro
LinReg
195
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U
☆
J
* CO
8
Aa
1
n
Standard Deviation
(
9
K
3.41
8.10
)
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P SECTION 4.3 X
4
Height, x
Arm span, y
17
Chapter 4: Section Exercises
Mean
%
63.59
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5
159.86
b. Verify the slope by using the formula b = r
Sy
Sx
6
To do parts a through c, assume that the association between arm span and height is
linear.
Exploration: X
a. Report the regression equation, using the words height and arm span, not x and
y, employing the output given.
c. Verify the y-intercept using a =ỹ - bx.
d. Using the regression equation, predict the arm span (in centimeters) for
someone 64 inches tall.
Hand and Foot Length for Women The computer output shown below is for predicting
foot length from hand length (in centimeters) for a group of women. Assume the trend is
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Essay #4: H
Standard Deviation
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8.10
(
9
Outline #4 X
W
)
F
T
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