ly(3-hydroxybutyrate) (PHB), a semicrystalline polymer that is fully biodegradable and biocompatible, is obtained from renewable resources. From a sustainability perspective, PHB offers many attractive properties though it is more expensive to produce than standard astics. The accompanying data on melting point (°C) for each of 12 specimens of the polymer using a differential scanning calorimeter appeared in an article. 180.9 181.7 182.5 181.5 180.4 181.7 181.2 182.1 182.1 180.4 181.8 180.6 ompute the following. (Round your answer to two decimal places.) a) the sample range (in °C) 21 v "C b) the sample variance -1.41 from the definition (Hint: First subtract 180 from each observation.) <) the sample standard deviation d) s using the shortcut method
ly(3-hydroxybutyrate) (PHB), a semicrystalline polymer that is fully biodegradable and biocompatible, is obtained from renewable resources. From a sustainability perspective, PHB offers many attractive properties though it is more expensive to produce than standard astics. The accompanying data on melting point (°C) for each of 12 specimens of the polymer using a differential scanning calorimeter appeared in an article. 180.9 181.7 182.5 181.5 180.4 181.7 181.2 182.1 182.1 180.4 181.8 180.6 ompute the following. (Round your answer to two decimal places.) a) the sample range (in °C) 21 v "C b) the sample variance -1.41 from the definition (Hint: First subtract 180 from each observation.) <) the sample standard deviation d) s using the shortcut method
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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![Poly(3-hydroxybutyrate) (PHB), a semicrystalline polymer that is fully biodegradable and biocompatible, is obtained from renewable resources. From a sustainability perspective, PHB offers many attractive properties though it is more expensive to produce than standard
plastics. The accompanying data on melting point (°C) for each of 12 specimens of the polymer using a differential scanning calorimeter appeared in an article.
180.4
181.7
180.9
181.7 182.5
181.5
181.2
182.1
182.1
180.4
181.8
180.6
Compute the following. (Round your answer to two decimal places.)
(a) the sample range (in °C)
2.1
°C
(b) the sample variance s? from the definition [Hint: First subtract 180 from each observation.]
s2 = 1.41
(c) the sample standard deviation
%3=
(d) s using the shortcut method
s2 =
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Transcribed Image Text:Poly(3-hydroxybutyrate) (PHB), a semicrystalline polymer that is fully biodegradable and biocompatible, is obtained from renewable resources. From a sustainability perspective, PHB offers many attractive properties though it is more expensive to produce than standard
plastics. The accompanying data on melting point (°C) for each of 12 specimens of the polymer using a differential scanning calorimeter appeared in an article.
180.4
181.7
180.9
181.7 182.5
181.5
181.2
182.1
182.1
180.4
181.8
180.6
Compute the following. (Round your answer to two decimal places.)
(a) the sample range (in °C)
2.1
°C
(b) the sample variance s? from the definition [Hint: First subtract 180 from each observation.]
s2 = 1.41
(c) the sample standard deviation
%3=
(d) s using the shortcut method
s2 =
Need Help?
Read It
Watch It
Master It
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