Concept explainers
(a)
To find: The mean and standard deviation of given data set.
(a)
![Check Mark](/static/check-mark.png)
Answer to Problem 23E
The mean is
Explanation of Solution
Given:
The given line plot represents the data is given below:
Concept used:
Mean is given as:
Standard deviation is given by:
Here
Calculation:
The mean and standard deviation are calculated as below:
Mean of given data is calculated as:
Standard deviation is calculated as:
Therefore, mean is
(b)
To find: The mean and standard deviation of given data set.
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 23E
The mean is
Explanation of Solution
Given:
The given line plot represents the data is given below:
Concept used:
Mean is given as:
Standard deviation is given by:
The given data in discrete form is given as:
The mean and standard deviation are calculated as below:
Mean of given data is calculated as:
Standard deviation is calculated as:
Therefore, mean is
Chapter 13 Solutions
EBK PRECALCULUS W/LIMITS
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