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MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Can you assist me in answering this?
(this is not graded but, rather, an excersice conducive to acquisition).
![Listed below are foot lengths in inches for 11 randomly selected people taken in 1988. Find the range, variance, and standard deviation for the given sample data. Include appropriate units in the results. Are the
statistics representative of the current population of all people?
8.5
8.5
10.4
10.2
9.7
10.5
9.9
8.6
9.9
9.6
10.1 O
The range of the sample data is 2 inches.
(Type an integer or a decimal. Do no
The standard deviation of the sampl
people?.
ches.
(Round to two decimal places as ne
people.
inches.
The variance of the sample data is
(Round to two decimal places as ne
inches?.
Are the statistics representative of the urtni pupulauon of all people?
A. The statistics are representative because they are taken from a random sample.
B. Since the measurements were made in 1988, it is not necessarily representative of the population today.
C. The statistics are not representative because a smaller sample is needed to represent the population.
D. The statistics are representative because the standard deviation of the sample data is less than 1.
(1,1)
More](https://content.bartleby.com/qna-images/question/b5626993-b727-4c20-ac41-598acbf5e92b/c5104b36-6e1c-4411-a68d-4e18a4716623/60avmoi.jpeg)
Transcribed Image Text:Listed below are foot lengths in inches for 11 randomly selected people taken in 1988. Find the range, variance, and standard deviation for the given sample data. Include appropriate units in the results. Are the
statistics representative of the current population of all people?
8.5
8.5
10.4
10.2
9.7
10.5
9.9
8.6
9.9
9.6
10.1 O
The range of the sample data is 2 inches.
(Type an integer or a decimal. Do no
The standard deviation of the sampl
people?.
ches.
(Round to two decimal places as ne
people.
inches.
The variance of the sample data is
(Round to two decimal places as ne
inches?.
Are the statistics representative of the urtni pupulauon of all people?
A. The statistics are representative because they are taken from a random sample.
B. Since the measurements were made in 1988, it is not necessarily representative of the population today.
C. The statistics are not representative because a smaller sample is needed to represent the population.
D. The statistics are representative because the standard deviation of the sample data is less than 1.
(1,1)
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