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To determine the organic material in a dried lake bed, the percent carbon by mass is measured at two different locations. To compare the means of the two different locations, Location 1 Location 2 Sample (% C) (% C) it must first be determined whether the standard deviations of the two locations 70.40 70.10 are different. 70.30 70.90 For each location, calculate the standard deviation and report it with two signiticant tigures. 3 70.30 70.30 4 70.40 70.80 5 70.20 70.40 location I standard deviation: location 2 standard deviation: What is the calculated F value for comparing the standard deviations? Fak = Are the standard deviations for the two locations signiticantly different at the 95% contidence level? no yes What is the calculated r value used to compare the means of these two locations? Icak = Are the means for the two different locations significantly different at the 95% confidence level? yes no

To determine the organic material in a dried lake bed, the percent carbon by mass is measured at two different locations. To compare the means of the two different locations, Location 1 Location 2 Sample (% C) (% C) it must first be determined whether the standard deviations of the two locations 70.40 70.10 are different. 70.30 70.90 For each location, calculate the standard deviation and report it with two signiticant tigures. 3 70.30 70.30 4 70.40 70.80 5 70.20 70.40 location I standard deviation: location 2 standard deviation: What is the calculated F value for comparing the standard deviations? Fak = Are the standard deviations for the two locations signiticantly different at the 95% contidence level? no yes What is the calculated r value used to compare the means of these two locations? Icak = Are the means for the two different locations significantly different at the 95% confidence level? yes no

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Chemistry To determine the organic material in a dried lake bed, the percent carbon by mass is Location 1 Location 2 Sample measured at two different locations. To compare the means of the two different locations, (% C) (% C) it must first be determined whether the standard deviations of the two locations 70.40 70.10 are different. 2 70.30 70.90 For each location, calculate the standard deviation and report it with two 3 70.30 70.30 significant figures. 4 70.40 70.80 70.20 70.40 location I standard deviation: location 2 standard deviation: What is the calculated F value for comparing the standard deviations? Fak = Are the standard deviations for the two locations significantly different at the 95% confidence level? по yes What is the calculated i value used to compare the means of these two locations? lcak = Are the means for the two different locations significantly different at the 95% confidence level? yes по O O
Transcribed Image Text:Chemistry To determine the organic material in a dried lake bed, the percent carbon by mass is Location 1 Location 2 Sample measured at two different locations. To compare the means of the two different locations, (% C) (% C) it must first be determined whether the standard deviations of the two locations 70.40 70.10 are different. 2 70.30 70.90 For each location, calculate the standard deviation and report it with two 3 70.30 70.30 significant figures. 4 70.40 70.80 70.20 70.40 location I standard deviation: location 2 standard deviation: What is the calculated F value for comparing the standard deviations? Fak = Are the standard deviations for the two locations significantly different at the 95% confidence level? по yes What is the calculated i value used to compare the means of these two locations? lcak = Are the means for the two different locations significantly different at the 95% confidence level? yes по O O
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