Answer the following questions using the SPSS regression analysis OUTPUT (given below): a. From the SPSS regression analysis OUTPUT (given below), write the estimated regression line of anxiety score (y) based on hours of sleep (x). b. Does amount of sleep (x) significantly predicts the anxiety score (y), using a= 0.05? State your null and alternative hypotheses. c. What is the predicted anxiety score (y) for someone who sleeps for 5 hours (x)

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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al
A A Aa-
A
E E AL T
v12
AaBbCcDc AaBbCcDc AaBbC AaBbCcl AaB AaBbCcC AaBbCcD
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x, x' A
e- A-
三三=
1 Normal I No Spac. Heading 1 Heading 2
Title
Subtitle
Subtle Em.
Font
Paragraph
Styles
Variables Entered/Removed
Variables
Variables
Hodel
Entered
Renoved
Method
1
Enter
a. Dependent Variable: Y
b. All requested variables entered.
Model Sumenary
Std. Error
Adjusted R
of the
Estimate
Model
R
R Square
Square
.810
-657
600
4.52136
a. Predictors: (Constant), I
ANOVA
Sum of
Model
Squares
234.844
122.656
df
Mean Square
Regression
Residual
Sig.
.015
234.844
11.488
6.
20.443
Total
357.500
a. Dependent Variable: y
b. Predictors: (Constant), I
Coefficients
Unstandardized
Coefficients
Standardized
Coefficients
Beta
Model
B
TStd. Error
(Constant)
76.960
-4.495
Sig.
.000
10.073
7.640
7.640
1.326
-.810
-3.389
.015
a. Dependent Variable:Y
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search
a
Transcribed Image Text:al A A Aa- A E E AL T v12 AaBbCcDc AaBbCcDc AaBbC AaBbCcl AaB AaBbCcC AaBbCcD I U - ab x, x' A e- A- 三三= 1 Normal I No Spac. Heading 1 Heading 2 Title Subtitle Subtle Em. Font Paragraph Styles Variables Entered/Removed Variables Variables Hodel Entered Renoved Method 1 Enter a. Dependent Variable: Y b. All requested variables entered. Model Sumenary Std. Error Adjusted R of the Estimate Model R R Square Square .810 -657 600 4.52136 a. Predictors: (Constant), I ANOVA Sum of Model Squares 234.844 122.656 df Mean Square Regression Residual Sig. .015 234.844 11.488 6. 20.443 Total 357.500 a. Dependent Variable: y b. Predictors: (Constant), I Coefficients Unstandardized Coefficients Standardized Coefficients Beta Model B TStd. Error (Constant) 76.960 -4.495 Sig. .000 10.073 7.640 7.640 1.326 -.810 -3.389 .015 a. Dependent Variable:Y 耳 search a
3. Assume that a researcher is interested in the relationship between hours of sleep
and anxiety. Eight individuals are randomly selected and the amount of hours slept
and anxiety scores are measured. The scores are reported in the following table.
Hours of sleep (x)
Anxiety score (y)
5.5
55
6
47
8
45
7.25
50
8.5
35
39
8.75
39
36
Answer the following questions using the SPSS regression analysis OUTPUT
(given below):
a. From the SPSS regression analysis OUTPUT (given below), write the
estimated regression line of anxiety score (y) based on hours of sleep (x).
b. Does amount of sleep (x) significantly predicts the anxiety score (y), using a=
0.05? State your null and alternative hypotheses.
C. What is the predicted anxiety score (y) for someone who sleeps for 5 hours
(x)
D Focus
N
a
(?
Transcribed Image Text:3. Assume that a researcher is interested in the relationship between hours of sleep and anxiety. Eight individuals are randomly selected and the amount of hours slept and anxiety scores are measured. The scores are reported in the following table. Hours of sleep (x) Anxiety score (y) 5.5 55 6 47 8 45 7.25 50 8.5 35 39 8.75 39 36 Answer the following questions using the SPSS regression analysis OUTPUT (given below): a. From the SPSS regression analysis OUTPUT (given below), write the estimated regression line of anxiety score (y) based on hours of sleep (x). b. Does amount of sleep (x) significantly predicts the anxiety score (y), using a= 0.05? State your null and alternative hypotheses. C. What is the predicted anxiety score (y) for someone who sleeps for 5 hours (x) D Focus N a (?
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