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a) What is the mean of Y? b) What are the degrees of freedom for the test? c) What is r?

a) What is the mean of Y? b) What are the degrees of freedom for the test? c) What is r?

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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3. Oh no! My printer malfunctioned and didn't print parts of my output! Fill in the blanks. T-Test [Dataset0] Group Statistics Std. Error N Mean Std. Deviation Mean 28470 IV DV 20 3.4000 1.27321 Y 20 1.14593 25624 Independent Samples Test Levene's Test for Equality of Variances t-test for Eguality of Means Std. Error Difference Мean Sig. df Sig (2-taled) Difference DV Equal variances assumed 608 441 .000 -4.65000 38303 -12,140 37.586 Equal variances not assumed .00 4.65000 38303 a) What is the mean of Y? b) What are the degrees of freedom for the test? c) What is f? d) Is there a significant difference between Group X and Group Y? How do you know?
Transcribed Image Text:3. Oh no! My printer malfunctioned and didn't print parts of my output! Fill in the blanks. T-Test [Dataset0] Group Statistics Std. Error N Mean Std. Deviation Mean 28470 IV DV 20 3.4000 1.27321 Y 20 1.14593 25624 Independent Samples Test Levene's Test for Equality of Variances t-test for Eguality of Means Std. Error Difference Мean Sig. df Sig (2-taled) Difference DV Equal variances assumed 608 441 .000 -4.65000 38303 -12,140 37.586 Equal variances not assumed .00 4.65000 38303 a) What is the mean of Y? b) What are the degrees of freedom for the test? c) What is f? d) Is there a significant difference between Group X and Group Y? How do you know?
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