. Suppose in a health screening, seven people take measurement on Gender, Height, Weight and Age. One wants to investigate the impact of eight on weight and get the following SAS output: Variable Intercept height DF 1 1 Parameter Estimates Parameter Estimate -592.64458 11.19127 Standard Error 81.54217 1.21780 t Value Pr > |t| -7.27 9.19 0.0008 0.0003

MATLAB: An Introduction with Applications
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2. Suppose in a health screening, seven people take measurement on
Gender, Height, Weight and Age. One wants to investigate the impact of
height on weight and get the following SAS output:
Variable
Intercept
height
Source
DF
Model
Error
Corrected Total
1
1
Parameter
Estimate
-592.64458
11.19127
Parameter Estimates
DF
The REG Procedure
Model: MODEL 1
Dependent Variable: weight
1
5
6
Number of Observations Read
Number of Observations Used
Root MSE
Dependent Mean
Coeff Var
Standard
Error
Sum of
Squares
81.54217
1.21780
Analysis of Variance
11880
703.38705
12584
11.86075
155.57143
7.62399
t Value
Mean
Square
11880
140.67741
R-Square
Adj R-Sq
-7.27
9.19
7
7
F Value
84.45
0.9441
0.9329
Pr > |t|
0.0008
0.0003
Pr > F
0.0003
Transcribed Image Text:2. Suppose in a health screening, seven people take measurement on Gender, Height, Weight and Age. One wants to investigate the impact of height on weight and get the following SAS output: Variable Intercept height Source DF Model Error Corrected Total 1 1 Parameter Estimate -592.64458 11.19127 Parameter Estimates DF The REG Procedure Model: MODEL 1 Dependent Variable: weight 1 5 6 Number of Observations Read Number of Observations Used Root MSE Dependent Mean Coeff Var Standard Error Sum of Squares 81.54217 1.21780 Analysis of Variance 11880 703.38705 12584 11.86075 155.57143 7.62399 t Value Mean Square 11880 140.67741 R-Square Adj R-Sq -7.27 9.19 7 7 F Value 84.45 0.9441 0.9329 Pr > |t| 0.0008 0.0003 Pr > F 0.0003
Answer the following questions based on the above SAS output.
(a) Write the theoretical model.
(b) Write out the estimated regression line.
(c) Construct a 95% confidence interval for the slope.
Transcribed Image Text:Answer the following questions based on the above SAS output. (a) Write the theoretical model. (b) Write out the estimated regression line. (c) Construct a 95% confidence interval for the slope.
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