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Concept explainers
(a)
To find: The
(a)
![Check Mark](/static/check-mark.png)
Explanation of Solution
Given:
The data set is:
112 |
128 |
108 |
129 |
125 |
153 |
155 |
132 |
137 |
The provided data represents that there are total 9 observations. Thus, the sample size is 9.
(b)
To find: The sum of the provided observations.
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 1PP
The sum is 1179.
Explanation of Solution
The sum of the provided observations can be calculated as:
Thus, the required sum is 1179.
(c)
To fin: The
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 1PP
The mean is 131 mm Hg
Explanation of Solution
The mean for the provided data set can be computed as:
Thus, the mean is 131 mm Hg.
(d)
To find: The sum of square.
(d)
![Check Mark](/static/check-mark.png)
Answer to Problem 1PP
The value of the sum of square is 2036.
Explanation of Solution
The sum of square is computed as:
112 | -19 | 361 |
128 | -3 | 9 |
108 | -23 | 529 |
129 | -2 | 4 |
125 | -6 | 36 |
153 | 22 | 484 |
155 | 24 | 576 |
132 | 1 | 1 |
137 | 6 | 36 |
|
Thus, the sum of square is 2036.
(e)
To find: The variance for the provided data set.
(e)
![Check Mark](/static/check-mark.png)
Answer to Problem 1PP
The variance is 254.2
Explanation of Solution
Variance for the provided data set is computed as:
(f)
To find: The standard deviation for the provided data set.
(f)
![Check Mark](/static/check-mark.png)
Answer to Problem 1PP
The standard deviation is 15.950
Explanation of Solution
Standard deviation for the provided data set is computed as:
Thus, the standard deviation is 15.950.
(g)
To find: The coefficient of variation.
(g)
![Check Mark](/static/check-mark.png)
Answer to Problem 1PP
The coefficient of variation is 12.176%
Explanation of Solution
The coefficient of variation can be computed as:
The coefficient of variation is 12.176%.
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Chapter 3 Solutions
The Analysis of Biological Data
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillBig Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt
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