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An article reported the following data on oxidation-induction time (min) for various commercial oils: 85 102 130 160 180 195 133 145 214 105 145 152 151 137 87 99 92 119 129 n USE SALT (a) Calculate the sample variance and standard deviation. (Round your answers to four decimal places.) s2 = min? S= min (b) If the observations were reexpressed in hours, what would be the resulting values of the sample variance and sample standard deviation? Answer without actually performing the reexpression. (Round decimal places.) s2 = hr2 %3D hr Need Help? Read It Watch It

An article reported the following data on oxidation-induction time (min) for various commercial oils: 85 102 130 160 180 195 133 145 214 105 145 152 151 137 87 99 92 119 129 n USE SALT (a) Calculate the sample variance and standard deviation. (Round your answers to four decimal places.) s2 = min? S= min (b) If the observations were reexpressed in hours, what would be the resulting values of the sample variance and sample standard deviation? Answer without actually performing the reexpression. (Round decimal places.) s2 = hr2 %3D hr Need Help? Read It Watch It

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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An article reported the following data on oxidation-induction time (min) for various commercial oils: 85 102 130 160 180 195 133 145 214 105 145 152 151 137 87 99 92 119 129 n USE SALT (a) Calculate the sample variance and standard deviation. (Round your answers to four decimal places.) s2 = min? %3D S = min (b) If the observations were reexpressed in hours, what would decimal places.) resulting values the sample variance sample stand deviation? without actually performing the reexpression. (Round your answer to four s2 = hr2 S = hr Need Help? Watch It Read It
Transcribed Image Text:An article reported the following data on oxidation-induction time (min) for various commercial oils: 85 102 130 160 180 195 133 145 214 105 145 152 151 137 87 99 92 119 129 n USE SALT (a) Calculate the sample variance and standard deviation. (Round your answers to four decimal places.) s2 = min? %3D S = min (b) If the observations were reexpressed in hours, what would decimal places.) resulting values the sample variance sample stand deviation? without actually performing the reexpression. (Round your answer to four s2 = hr2 S = hr Need Help? Watch It Read It
Expert Solution
Step 1

Given data:

85,102,130,160,180,195,133,145,214,105,145,152,151,137,87,99,92,119,129

n = 19

 

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