Do these data provide good evidence that increasing the temperature causes the yield to increase, within the range of the data? Or might the result be due to confounding? Explain.
Do these data provide good evidence that increasing the temperature causes the yield to increase, within the range of the data? Or might the result be due to confounding? Explain.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
a )Do these data provide good evidence that increasing the temperature causes the yield to increase, within the
![A chemical engineer is studying the effect of temperature and stirring rate on the yield of a certain product. The process is
run 16 times, at the settings indicated in the following table. The units for yield are percent of a theoretical maximum.
Temperature
(C)
Stirring
Rate (rpm)
Yield (%)
110
110
30
70.27
32
34
36
38
40
42
44
72.29
72.57
74.69
76.09
73.14
75.61
69.56
74.41
73.49
111
111
112
112
114
114
117
46
48
50
52
117
122
79.18
75.44
81.71
122
130
54
56
60
62
130
83.03
137
76.98
137
80.99](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5657dc2b-0235-48e8-b486-36f69ecf588a%2F5690f690-352f-49ad-a274-50fe503beeb8%2Fmqhf27l_processed.png&w=3840&q=75)
Transcribed Image Text:A chemical engineer is studying the effect of temperature and stirring rate on the yield of a certain product. The process is
run 16 times, at the settings indicated in the following table. The units for yield are percent of a theoretical maximum.
Temperature
(C)
Stirring
Rate (rpm)
Yield (%)
110
110
30
70.27
32
34
36
38
40
42
44
72.29
72.57
74.69
76.09
73.14
75.61
69.56
74.41
73.49
111
111
112
112
114
114
117
46
48
50
52
117
122
79.18
75.44
81.71
122
130
54
56
60
62
130
83.03
137
76.98
137
80.99
![The result is unlikely to be due to confounding, since the correlation between temperature and stirring rate is far from 0.
The result is unlikely to be due to confounding, since the correlation between temperature and stirring rate is close to 0.
The result might be due to confounding, since the correlation between temperature and stirring rate is far from 0.
The result might be due to confounding, since the correlation between temperature and stirring rate is close to 0.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5657dc2b-0235-48e8-b486-36f69ecf588a%2F5690f690-352f-49ad-a274-50fe503beeb8%2Fa6e54jzi_processed.png&w=3840&q=75)
Transcribed Image Text:The result is unlikely to be due to confounding, since the correlation between temperature and stirring rate is far from 0.
The result is unlikely to be due to confounding, since the correlation between temperature and stirring rate is close to 0.
The result might be due to confounding, since the correlation between temperature and stirring rate is far from 0.
The result might be due to confounding, since the correlation between temperature and stirring rate is close to 0.
Expert Solution
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Given
The correlation between temperature and stirring rate is
r = 0.9467
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