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a adoo m paloud ypea o oo (sunoy u) aun adeuae an Project-1 20 26 Proఆలి 28 Project-3 20 26 19 23 24 31 22 27 22 @ Use these data to test if the population mean times differ for the three projects. Level of significance is given as 0.5. (i) At the 0.5 level of significance, test for the equality of the means for project 1 and 3 (using Fisher's LSD method).

a adoo m paloud ypea o oo (sunoy u) aun adeuae an Project-1 20 26 Proఆలి 28 Project-3 20 26 19 23 24 31 22 27 22 @ Use these data to test if the population mean times differ for the three projects. Level of significance is given as 0.5. (i) At the 0.5 level of significance, test for the equality of the means for project 1 and 3 (using Fisher's LSD method).

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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Three projects were chosen to finish the same task. The following table shows the average time (in hours) took for each project to complete the task Project-1 20 Project-2 28 Project-3 20 19 26 26 24 22 31 23 27 22 0 Use these data to test if the population mean times differ for the three projects. Level of significance is given as 0.5. (At the 0.5 level of significance, test for the equality of the means for project 1 and 3 (using Fisher's LSD method). (in) Develop a 95% confidence interval estimate of the difference between the means for projects 1 and project 2 (using Fisher's LSD method). Do NOT use EXCEL al ) Do not reject the null hypothesis (There does not appear to be any significant difference () -8.54 to -1.46 b) O Reject the null hypothesis ) There does not appear to be any significant difference ( 10.54 to-3.46 aM Do not reject the null hypothesis (1) There does not appear to be any significant difference (iii) -10.54 to-3.46 O) Reject the null hypothesis (ii) There does not appear to be any significant difference (i)-8.54 to -1.46 (O e) None of the answers are correct
Transcribed Image Text:Three projects were chosen to finish the same task. The following table shows the average time (in hours) took for each project to complete the task Project-1 20 Project-2 28 Project-3 20 19 26 26 24 22 31 23 27 22 0 Use these data to test if the population mean times differ for the three projects. Level of significance is given as 0.5. (At the 0.5 level of significance, test for the equality of the means for project 1 and 3 (using Fisher's LSD method). (in) Develop a 95% confidence interval estimate of the difference between the means for projects 1 and project 2 (using Fisher's LSD method). Do NOT use EXCEL al ) Do not reject the null hypothesis (There does not appear to be any significant difference () -8.54 to -1.46 b) O Reject the null hypothesis ) There does not appear to be any significant difference ( 10.54 to-3.46 aM Do not reject the null hypothesis (1) There does not appear to be any significant difference (iii) -10.54 to-3.46 O) Reject the null hypothesis (ii) There does not appear to be any significant difference (i)-8.54 to -1.46 (O e) None of the answers are correct
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