a-- IA 1) - 16 - (3+ 1- 12 Excel output for the hospital labor needs case (sample size: A 16) value 0,00a3 Lower 1 Coeffieienta andard Heror 194.20 Upper 3045.3201 Intereept 504.119 3.13 4.240 XHay () Bedbaya (N Langthstay (K3) D.0130 2.79 0.0120 .0102 .1922 1.04 15.357 2.9IE-0 4.14 1.1 -413. 757 0.0012 -62.sas0 -19.930 (1) Find , and the t statistic for testing y- o on the output and report their values. (Round your t value answers to 3 decimal places and other answers to 4 decimal places. Negative values should be indicated by a minus sign.) bj HO 20 HO 30
a-- IA 1) - 16 - (3+ 1- 12 Excel output for the hospital labor needs case (sample size: A 16) value 0,00a3 Lower 1 Coeffieienta andard Heror 194.20 Upper 3045.3201 Intereept 504.119 3.13 4.240 XHay () Bedbaya (N Langthstay (K3) D.0130 2.79 0.0120 .0102 .1922 1.04 15.357 2.9IE-0 4.14 1.1 -413. 757 0.0012 -62.sas0 -19.930 (1) Find , and the t statistic for testing y- o on the output and report their values. (Round your t value answers to 3 decimal places and other answers to 4 decimal places. Negative values should be indicated by a minus sign.) bj HO 20 HO 30
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
![y - Po 1 + a +
dt -- (A + 1) - 16 - (3+ 1- 12
Excel output for the hospital labor needs case (sample size: n= 16)
Confficient Standard Error t Stat p-ralue Lower 13 Upper 15
3.1413 0,0023
2.9579 0.0120 0.0102
15.357 2.91E-0
Intercept
1946. B020
504.1819
B4.2840
3045.3201
XRay (xi)
Dedbaya (x21
Lungthstay (x3)
D. D36
D.0130
0,0ETO
1.0394
D.0676
0.1922
1.1866
-413. 757
-4.1964
a. 0012 -62.sas0
-198.9306
(1) Find b, b and the t statistic for testing ,-D on the output and report their values. (Round your t value answers to 3
decimal places and other answers to 4 decimal places. Negative values should be indicated by a minus sign.)
bj sbj t
HO 82 = 0
HO: B3 = 0
(2) Using the tstatistic and appropriate critical values, test : 8 - a versus ,: 8. o by setting a equal to 05. Which independent
variables are significantly related to yin the model with a =.05? (Round your answer to 3 decimal places.)
1025
HO
HO: B1 = 0
HO: B2 = 0
HO: B3 = 0
Do not reject
Reject
(3) Using the tstatistic and appropriate critical values, test ag: 8.- o versus a,: 8, o by setting a equal to 01 Which independent
variables are significantly related to yin the model with a=.01? (Round your answer to 3 decimal places.)
LO05
HO: B0 = 0
HO: B1 = 0
HO: B2 = 0
HO: B3 = 0
HO
HO
HO
(4) Find the pvalue for testing : 4 - D versus : A-0 on the output. Using the pvalue, determine whether we can reject Ho by
setting a equal to 10, .05,.01, and 001. What do you conclude about the significance of the independent variables in the model?
(Round your answers to p-value at 82=0 and B3-0 to 4 decimal places. Round other answers to 3 decimal places.)
HO: B1 =0 is
Raject H0 at a
Hà 120 is
Reject HO ata
HO: B3 = 0is
Reject HO at a
(5) Calculate the 95 percent confidence interval for 8. (Round your answers to 3 decimal places. Negative values should be
Indicated by a minus sign.
81
82
B3
(6) Calculate the 99 percent confidence interval for 84, (Round your answers to 3 decimal places. Negative values should be
Indicated by a minus sign.)
19% C.I.
81
82](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fedd60f12-fe5d-409b-96fb-afd8188a6209%2F406f101d-0fa3-4543-b8f0-c069c7e39dca%2Fgtugowv_processed.png&w=3840&q=75)
Transcribed Image Text:y - Po 1 + a +
dt -- (A + 1) - 16 - (3+ 1- 12
Excel output for the hospital labor needs case (sample size: n= 16)
Confficient Standard Error t Stat p-ralue Lower 13 Upper 15
3.1413 0,0023
2.9579 0.0120 0.0102
15.357 2.91E-0
Intercept
1946. B020
504.1819
B4.2840
3045.3201
XRay (xi)
Dedbaya (x21
Lungthstay (x3)
D. D36
D.0130
0,0ETO
1.0394
D.0676
0.1922
1.1866
-413. 757
-4.1964
a. 0012 -62.sas0
-198.9306
(1) Find b, b and the t statistic for testing ,-D on the output and report their values. (Round your t value answers to 3
decimal places and other answers to 4 decimal places. Negative values should be indicated by a minus sign.)
bj sbj t
HO 82 = 0
HO: B3 = 0
(2) Using the tstatistic and appropriate critical values, test : 8 - a versus ,: 8. o by setting a equal to 05. Which independent
variables are significantly related to yin the model with a =.05? (Round your answer to 3 decimal places.)
1025
HO
HO: B1 = 0
HO: B2 = 0
HO: B3 = 0
Do not reject
Reject
(3) Using the tstatistic and appropriate critical values, test ag: 8.- o versus a,: 8, o by setting a equal to 01 Which independent
variables are significantly related to yin the model with a=.01? (Round your answer to 3 decimal places.)
LO05
HO: B0 = 0
HO: B1 = 0
HO: B2 = 0
HO: B3 = 0
HO
HO
HO
(4) Find the pvalue for testing : 4 - D versus : A-0 on the output. Using the pvalue, determine whether we can reject Ho by
setting a equal to 10, .05,.01, and 001. What do you conclude about the significance of the independent variables in the model?
(Round your answers to p-value at 82=0 and B3-0 to 4 decimal places. Round other answers to 3 decimal places.)
HO: B1 =0 is
Raject H0 at a
Hà 120 is
Reject HO ata
HO: B3 = 0is
Reject HO at a
(5) Calculate the 95 percent confidence interval for 8. (Round your answers to 3 decimal places. Negative values should be
Indicated by a minus sign.
81
82
B3
(6) Calculate the 99 percent confidence interval for 84, (Round your answers to 3 decimal places. Negative values should be
Indicated by a minus sign.)
19% C.I.
81
82
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