You wish to test the following claim (Ha) at a significance level of a = 0.02. H₂:1 = 42 H₂:1<42 You obtain the following two samples of data. Sample #1 66.1 66.1 69.3 66.6 47.1 91.1 73.1 75.7 88.2 67.8 77.8 88.2 72.7 75.7 66.6 56.4 80.6 74.4 80.2 92.1 56.4 86 78.6 58.6 102.8 74.9 55.2 84.7 68.3 73.1 68.8 78.2 79.4 65.5 89.6 66.6 52 94.9 85.1 82.2 98.3 105.2 57.6 96.2 74.9 49.9 84.7 93.2 73.6 58.6 78.6 68.8 58.6 64.2 104 89.6 106 7 76 9 104 86 8 Sample #2 86.8 98 83.4 89.8 96 83.1 75.3 83.1 87.1 101 86.2 80.9 84.8 94 95.7 94 96.4 99.9 90.1 89.2 88.1 100.4 84 95 99.9 86 62.2 89 74.2 94.3 87.3 80.6 77.2 73 104.5 79.5

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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The test statistic leads to a decision to ... reject the null accept or fail to reject the null 

You wish to test the following claim (H) at a significance level of a = 0.02.
H₂:μ1 = µ2
H₂:41 < 142
You obtain the following two samples of data.
Sample #1
66.1
66.1 69.3 66.6
73.1 75.7
47.1 91.1
88.2 67.8 77.8
88.2
56.4
72.7 75.7 66.6
74.4 80.2 92.1 80.6
56.4
55.2
86
74.9
78.6 58.6 102.8 84.7
68.3
79.4
73.1
68.8 78.2
65.5 89.6 66.6
82.2
52
94.9 85.1
98.3 105.2 57.6 96.2
74.9 49.9
84.7 93.2
73.6
58.6
78.6 68.8
58.6 64.2
104
89.6
106.7
76.9
86.8
72.2 88.6 79.8
The p-value is...
86.8
89.8
75.3
101
84.8
94
90.1
100.4
99.9
less than (or equal to) a
greater than a
Sample #2
98
96
This test statistic leads to a decision to...
reject the null
83.4
83.1
83.1 87.1
86.2
80.9
94
95.7
96.4
99.9
89.2 88.1
84
95
86 62.2
What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic
89
74.2
94.3
87.3
80.6
77.2
73
What is the p-value for this sample? For this calculation, use the degrees of freedom reported from
technology you are using. (Report answer accurate to four decimal places.)
p-value
104.5
79.5
Transcribed Image Text:You wish to test the following claim (H) at a significance level of a = 0.02. H₂:μ1 = µ2 H₂:41 < 142 You obtain the following two samples of data. Sample #1 66.1 66.1 69.3 66.6 73.1 75.7 47.1 91.1 88.2 67.8 77.8 88.2 56.4 72.7 75.7 66.6 74.4 80.2 92.1 80.6 56.4 55.2 86 74.9 78.6 58.6 102.8 84.7 68.3 79.4 73.1 68.8 78.2 65.5 89.6 66.6 82.2 52 94.9 85.1 98.3 105.2 57.6 96.2 74.9 49.9 84.7 93.2 73.6 58.6 78.6 68.8 58.6 64.2 104 89.6 106.7 76.9 86.8 72.2 88.6 79.8 The p-value is... 86.8 89.8 75.3 101 84.8 94 90.1 100.4 99.9 less than (or equal to) a greater than a Sample #2 98 96 This test statistic leads to a decision to... reject the null 83.4 83.1 83.1 87.1 86.2 80.9 94 95.7 96.4 99.9 89.2 88.1 84 95 86 62.2 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic 89 74.2 94.3 87.3 80.6 77.2 73 What is the p-value for this sample? For this calculation, use the degrees of freedom reported from technology you are using. (Report answer accurate to four decimal places.) p-value 104.5 79.5
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