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Statistics for Management and Economics 11e Keller SM TestBank
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--1862October 20222022/2023A+
- Statistics for Management and Economics 11e 
Keller SM 
 
Statistics for Management and Economics 11e 
Keller SM331 
Appendix 13 
A13.1 Equal-variances t-test of µ1 - µ2 
H0: (µ1 - µ2) = 0 
H1: (µ1 - µ2) < 0 
1 2 3 4 5 6 7 8 9 
10 
11 
12 
13 
14 
A B C 
t-Test: Two-Sample Assuming Equal Variances 
This Year 3 Years Ago 
Mean 8.29 10.36 
Variance 8.13 8.43 
Observations 100 100 
Pooled Variance 8.28 
Hypothesized Mean Difference 0 
df 198 
t Stat -5.09 
P(T<=t) one-tail 0.0000 
t Cri...
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$23.50 More Info
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SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
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---910December 20252025/2026A+
- SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
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Popular
$11.99 More Info
Rightscore
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Exam (elaborations)
SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
-
---910December 20252025/2026A+
- SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
-
Popular
$13.49 More Info
CorrectSCORE
Newest Statistics for Management and Economics summaries
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Exam (elaborations)
SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
-
---910December 20252025/2026A+
- SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
-
New
$13.49 More Info
CorrectSCORE
-
Exam (elaborations)
SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
-
---910December 20252025/2026A+
- SOLUTIONS MANUAL for Statistics for Management and Economics 11th Edition by Gerald Keller 2024 || All Chapters ( 1-18 )
-
New
$11.99 More Info
Rightscore
-
Exam (elaborations)
Statistics for Management and Economics 11e Keller SM TestBank
-
--1862October 20222022/2023A+
- Statistics for Management and Economics 11e 
Keller SM 
 
Statistics for Management and Economics 11e 
Keller SM331 
Appendix 13 
A13.1 Equal-variances t-test of µ1 - µ2 
H0: (µ1 - µ2) = 0 
H1: (µ1 - µ2) < 0 
1 2 3 4 5 6 7 8 9 
10 
11 
12 
13 
14 
A B C 
t-Test: Two-Sample Assuming Equal Variances 
This Year 3 Years Ago 
Mean 8.29 10.36 
Variance 8.13 8.43 
Observations 100 100 
Pooled Variance 8.28 
Hypothesized Mean Difference 0 
df 198 
t Stat -5.09 
P(T<=t) one-tail 0.0000 
t Cri...
-
New
$23.50 More Info
grade_bender