You wish to test the following claim (H₁) at a significance level of a = 0.001. H₂:1₁ = 1₂ H_:μι < με You obtain the following two samples of data. Sample #1 87 77.9 68.6 81.6 75.4 72.3 67.5 71.3 67.8 72.3 74.3 76.8 72.6 77.4 75.2 80 65.5 63.3 77.1 73.9 84.6 71.6 77.2 61.8 74.5 73 72.6 68.3 71.7 67.2 74.3 63.3 74 70.8 77.4 87 71.7 74.7 73 80.2 70.9 75.5 68.8 78 83.9 78.9 72.5 68.3 74.4 74.5 73.9 67.5 74.3 83.9 80.7 75.5 79 71.4 73 65.6 64.3 The p-value is... 67.9 73.2 O less than (or equal to) a O greater than a Sample #2 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = 89 76.4 76 82.2 76 69.2 77.2 70.7 85.8 79.8 79.4 72.2 62.2 76.4 86.8 69.4 82.2 79.4 81.7 75 78.6 65 76.7 67.1 69.7 77.4 84.9 68.2 79 84.5 87.4 67.1 71.4 What is the p-value for this sample? For this calculation, use the degrees of freedom reported from the technology you are using. (Report answer accurate to four decimal places.) p-value = This test statistic leads to a decision to... O reject the null O accept the null O fail to reject the null As such, the final conclusion is that... O There is sufficient evidence to warrant rejection of the claim that the first population mean is less than the second population mean. O There is not sufficient evidence to warrant rejection of the claim that the first population mean is less than the second population mean. O The sample data support the claim that the first population mean is less than the second population mean.
You wish to test the following claim (H₁) at a significance level of a = 0.001. H₂:1₁ = 1₂ H_:μι < με You obtain the following two samples of data. Sample #1 87 77.9 68.6 81.6 75.4 72.3 67.5 71.3 67.8 72.3 74.3 76.8 72.6 77.4 75.2 80 65.5 63.3 77.1 73.9 84.6 71.6 77.2 61.8 74.5 73 72.6 68.3 71.7 67.2 74.3 63.3 74 70.8 77.4 87 71.7 74.7 73 80.2 70.9 75.5 68.8 78 83.9 78.9 72.5 68.3 74.4 74.5 73.9 67.5 74.3 83.9 80.7 75.5 79 71.4 73 65.6 64.3 The p-value is... 67.9 73.2 O less than (or equal to) a O greater than a Sample #2 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = 89 76.4 76 82.2 76 69.2 77.2 70.7 85.8 79.8 79.4 72.2 62.2 76.4 86.8 69.4 82.2 79.4 81.7 75 78.6 65 76.7 67.1 69.7 77.4 84.9 68.2 79 84.5 87.4 67.1 71.4 What is the p-value for this sample? For this calculation, use the degrees of freedom reported from the technology you are using. (Report answer accurate to four decimal places.) p-value = This test statistic leads to a decision to... O reject the null O accept the null O fail to reject the null As such, the final conclusion is that... O There is sufficient evidence to warrant rejection of the claim that the first population mean is less than the second population mean. O There is not sufficient evidence to warrant rejection of the claim that the first population mean is less than the second population mean. O The sample data support the claim that the first population mean is less than the second population mean.
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
![You wish to test the following claim (Ha) at a significance level of a = 0.001.
:
H₂:₁ = 1₂
Η:μι < με
You obtain the following two samples of data.
Sample #1
77.9 68.6 81.6
87
75.4 72.3
67.5 71.3
67.8 72.3 74.3
76.8
72.6 77.4 75.2
80
65.5 63.3 77.1 73.9
84.6 71.6 77.2 61.8
74.5 73 72.6 68.3
71.7 67.2 74.3 63.3
74 77.4 87 71.7
70.8 74.7 73 80.2
78 70.9 75.5 68.8
83.9
78.9 72.5 68.3
74.4
74.5 73.9 67.5
74.3 83.9 80.7 75.5
Sample #2
79
76.4
89
82.2
71.4
76
73
77.2 70.7
65.6
79.8 79.4
64.3
62.2
76.4
69.4 82.2
67.9
73.2 81.7
69.7
75
65 76.7
77.4 84.9 68.2
79
84.5 87.4 67.1 71.4
What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic =
The p-value is...
What is the p-value for this sample? For this calculation, use the degrees of freedom reported from the
technology you are using. (Report answer accurate to four decimal places.)
p-value =
O less than (or equal to) a
O greater than a
76
69.2
85.8
72.2
86.8
79.4
78.6
67.1
This test statistic leads to a decision to...
O reject the null
O accept the null
O fail to reject the null
As such, the final conclusion is that...
O There is sufficient evidence to warrant rejection of the claim that the first population mean is less
than the second population mean.
O There is not sufficient evidence to warrant rejection of the claim that the first population mean is
less than the second population mean.
O The sample data support the claim that the first population mean is less than the second population
mean.
O There is not sufficient sample evidence to support the claim that the first population mean is less
than the second population mean.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F11a0e216-213e-454a-9cfc-8448127d28c6%2F52909da6-c563-402f-a191-9702b200df0b%2Fr2lfwrb_processed.png&w=3840&q=75)
Transcribed Image Text:You wish to test the following claim (Ha) at a significance level of a = 0.001.
:
H₂:₁ = 1₂
Η:μι < με
You obtain the following two samples of data.
Sample #1
77.9 68.6 81.6
87
75.4 72.3
67.5 71.3
67.8 72.3 74.3
76.8
72.6 77.4 75.2
80
65.5 63.3 77.1 73.9
84.6 71.6 77.2 61.8
74.5 73 72.6 68.3
71.7 67.2 74.3 63.3
74 77.4 87 71.7
70.8 74.7 73 80.2
78 70.9 75.5 68.8
83.9
78.9 72.5 68.3
74.4
74.5 73.9 67.5
74.3 83.9 80.7 75.5
Sample #2
79
76.4
89
82.2
71.4
76
73
77.2 70.7
65.6
79.8 79.4
64.3
62.2
76.4
69.4 82.2
67.9
73.2 81.7
69.7
75
65 76.7
77.4 84.9 68.2
79
84.5 87.4 67.1 71.4
What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic =
The p-value is...
What is the p-value for this sample? For this calculation, use the degrees of freedom reported from the
technology you are using. (Report answer accurate to four decimal places.)
p-value =
O less than (or equal to) a
O greater than a
76
69.2
85.8
72.2
86.8
79.4
78.6
67.1
This test statistic leads to a decision to...
O reject the null
O accept the null
O fail to reject the null
As such, the final conclusion is that...
O There is sufficient evidence to warrant rejection of the claim that the first population mean is less
than the second population mean.
O There is not sufficient evidence to warrant rejection of the claim that the first population mean is
less than the second population mean.
O The sample data support the claim that the first population mean is less than the second population
mean.
O There is not sufficient sample evidence to support the claim that the first population mean is less
than the second population mean.
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