MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
|
Assume that both populations are
(a) Test whether
μ1≠μ2
at the
α=0.01
level of significance for the given sample data.(b) Construct a
99%
confidence interval about
μ1−μ2.
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|
|
Population 1
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Population 2
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|---|---|---|---|---|---|
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n
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11
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11
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|
||
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x
|
13
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14.8
|
|
||
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s
|
3.6
|
3.7
|
|
(a) Test whether
μ1≠μ2
at the
α=0.01
level of significance for the given sample data.Determine the null and alternative hypothesis for this test.
H0:μ1≠μ2
H1:μ1=μ2
H0:μ1≠μ2
H1:μ1>μ2
H0:μ1=μ2
H1:μ1>μ2
H0:μ1=μ2
H1:
Expert Solution
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Step 1
Given
Assume that both populations are normally distributed.
|
|
Population 1
|
Population 2
|
|---|---|---|
|
n
|
11
|
11
|
|
x
|
13
|
14.8
|
|
s
|
3.6
|
3.7
|
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