Please determine: 1. Mean 2. Median 3. Standard deviation 4. Coefficient of variation of the measured COD for each QC sample in the table. What can be concluded about the performance characteristics of the COD analysis?
Please determine: 1. Mean 2. Median 3. Standard deviation 4. Coefficient of variation of the measured COD for each QC sample in the table. What can be concluded about the performance characteristics of the COD analysis?
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
Please determine:
1.
2.
3. Standard deviation
4. Coefficient of variation of the measured COD for each QC sample in the table.
What can be concluded about the performance characteristics of the COD analysis?
![QС200
QC50
QC25
193
50.05
19
193
50.05
19
210
57.55
21.35
204
55.9
20.3
192
47.65
9.95
205
51.5
16.3
205
48.2
15.15
199
53.15
14.3
202
54.75
20.1
195
45.35
13.6
194
50.9
11
201
50.55
14
204
53.45
12.6
204
53.65
19.6
295
49.2
16.3
195
48.65
16.9
194
46.3
15.1
196
47.2
10.75
205
56.3
22.95
195
45.1
12.2
204
53.35
20.85
198
47.65
10.5
195
52.65
17.9
202
53.05
17.25](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb2b1d76b-06b2-4583-9c8d-8e3fda2c575c%2F70d7987e-b903-4dc7-a9f4-890b3131cf8e%2Ffxmbbt9_processed.png&w=3840&q=75)
Transcribed Image Text:QС200
QC50
QC25
193
50.05
19
193
50.05
19
210
57.55
21.35
204
55.9
20.3
192
47.65
9.95
205
51.5
16.3
205
48.2
15.15
199
53.15
14.3
202
54.75
20.1
195
45.35
13.6
194
50.9
11
201
50.55
14
204
53.45
12.6
204
53.65
19.6
295
49.2
16.3
195
48.65
16.9
194
46.3
15.1
196
47.2
10.75
205
56.3
22.95
195
45.1
12.2
204
53.35
20.85
198
47.65
10.5
195
52.65
17.9
202
53.05
17.25
Expert Solution
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Step 1
Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a time so we are answering the first three as you have not mentioned which of these you are looking for. Please re-submit the question separately for the remaining sub-parts.
Given,
QC200 X | QC50 Y | QC25 Z | (X-Xbar)2 | (Y - Ybar)2 | (Z - Zbar)2 |
193 | 50.05 | 19 | 106.7771 | 0.761954 | 8.277704 |
193 | 50.05 | 19 | 106.7771 | 0.761954 | 8.277704 |
210 | 57.55 | 21.35 | 44.44489 | 43.91845 | 27.32257 |
204 | 55.9 | 20.3 | 0.444489 | 24.77152 | 17.44816 |
192 | 47.65 | 9.95 | 128.4437 | 10.71187 | 38.10469 |
205 | 51.5 | 16.3 | 2.777889 | 0.333044 | 0.031364 |
205 | 48.2 | 15.15 | 2.777889 | 7.414184 | 0.946534 |
199 | 53.15 | 14.3 | 18.77749 | 4.959974 | 3.322964 |
202 | 54.75 | 20.1 | 1.777689 | 14.64669 | 15.81732 |
195 | 45.35 | 13.6 | 69.44389 | 31.05721 | 6.365024 |
194 | 50.9 | 11 | 87.11049 | 0.000524 | 26.2441 |
201 | 50.55 | 14 | 5.444289 | 0.139054 | 4.506704 |
204 | 53.45 | 12.6 | 0.444489 | 6.386234 | 12.41082 |
204 | 53.65 | 19.6 | 0.444489 | 7.437074 | 12.09022 |
295 | 49.2 | 16.3 | 8402.784 | 2.968384 | 0.031364 |
195 | 48.65 | 16.9 | 69.44389 | 5.166074 | 0.603884 |
194 | 46.3 | 15.1 | 87.11049 | 21.3712 | 1.046324 |
196 | 47.2 | 10.75 | 53.77729 | 13.85998 | 28.86805 |
205 | 56.3 | 22.95 | 2.777889 | 28.9132 | 46.60929 |
195 | 45.1 | 12.2 | 69.44389 | 33.90616 | 15.38914 |
204 | 53.35 | 20.85 | 0.444489 | 5.890814 | 22.34547 |
198 | 47.65 | 10.5 | 28.44409 | 10.71187 | 31.617 |
195 | 52.65 | 17.9 | 69.44389 | 2.982874 | 3.158084 |
202 | 53.05 | 17.25 | 1.777689 | 4.524554 | 1.270354 |
Sum = 4880 | 1222.15 | 386.95 | 9361.333 | 283.5949 | 332.1049 |
To find, for each QC
1) Mean
2) Median
3) Standard deviation
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