Knowing the number of hours the student studied for the exam, can you predict their post-test scores? Select the appropriate statistical test, state the null and alternative hypotheses, determine the correct criterion for testing the hypothesis, and obtain the correct statistics. Solved by hand.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Knowing the number of hours the student studied for the exam, can you predict their post-test scores?

Select the appropriate statistical test, state the null and alternative hypotheses, determine the correct criterion for testing the hypothesis, and obtain the correct statistics. Solved by hand. 

 

 

Regression
[DataSet0]
Variables Entered/Removed
Variables
Variables
Model
Entered
Removed
Method
xb
Enter
a. Dependent Variable: y
b. All requested variables entered.
Model Summary
Adjusted R
Square
Std. Error of
Model
R
R Square
the Estimate
1
.483
.233
.185
1.41875
a. Predictors: (Constant), x
Transcribed Image Text:Regression [DataSet0] Variables Entered/Removed Variables Variables Model Entered Removed Method xb Enter a. Dependent Variable: y b. All requested variables entered. Model Summary Adjusted R Square Std. Error of Model R R Square the Estimate 1 .483 .233 .185 1.41875 a. Predictors: (Constant), x
ANOVA
Sum of
Model
Squares
df
Mean Square
F
Sig.
1
Regression
9.795
1
9.795
4.866
.042b
Residual
32.205
16
2.013
Total
42.000
17
a. Dependent Variable: y
b. Predictors: (Constant), x
Coefficients
Standardized
Unstandardized Coefficients
Coefficients
Model
B
Std. Error
Beta
t
Sig.
1
(Constant)
2.246
1.439
1.561
.138
.288
.131
.483
2.206
.042
a. Dependent Variable: y
Transcribed Image Text:ANOVA Sum of Model Squares df Mean Square F Sig. 1 Regression 9.795 1 9.795 4.866 .042b Residual 32.205 16 2.013 Total 42.000 17 a. Dependent Variable: y b. Predictors: (Constant), x Coefficients Standardized Unstandardized Coefficients Coefficients Model B Std. Error Beta t Sig. 1 (Constant) 2.246 1.439 1.561 .138 .288 .131 .483 2.206 .042 a. Dependent Variable: y
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