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What is the critical value of the t-statistic used to calculate a 95% confidence interval for the slope of the regression line?

What is the critical value of the t-statistic used to calculate a 95% confidence interval for the slope of the regression line?

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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12. What is the critical value of the t-statistic used to calculate a 95% confidence interval for the slope of the regression line?

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A В species IbrainMass InBrainMass gliaNeuronRatio Homo sapiens 1373.3 7.22 1.65 Pan troglodytes 336.2 5.82 1.2 Gorilla gorilla 509.2 6.23 1.21 Pongo pygmaeus 342.7 5.84 0.98 Hylobates muelleri 101.8 4.62 1.22 Papio anubis 155.8 5.05 0.97 Mandrillus sphinx 159.2 5.07 1.02 Macaca maura 92.6 4.53 0.84 Erythrocebus patas Cercopithecus kandt 102.3 4.63 1.09 71.6 4.27 1.15 Colobus angolensis Trachypithecus fran Alouatta caraya 74.4 4.31 1.2 91.2 4.51 1.14 55.8 4.02 1.12 Saimiri boliviensis 24.1 3.18 0.51 Aotus trivirgatus 13.2 2.58 0.63 Saguinus oedipus 10 2.3 0.46 Leontopithecus rosa 12.2 2.5 0.6 Pithecia pithecia 30 3.4 0.64
Transcribed Image Text:A В species IbrainMass InBrainMass gliaNeuronRatio Homo sapiens 1373.3 7.22 1.65 Pan troglodytes 336.2 5.82 1.2 Gorilla gorilla 509.2 6.23 1.21 Pongo pygmaeus 342.7 5.84 0.98 Hylobates muelleri 101.8 4.62 1.22 Papio anubis 155.8 5.05 0.97 Mandrillus sphinx 159.2 5.07 1.02 Macaca maura 92.6 4.53 0.84 Erythrocebus patas Cercopithecus kandt 102.3 4.63 1.09 71.6 4.27 1.15 Colobus angolensis Trachypithecus fran Alouatta caraya 74.4 4.31 1.2 91.2 4.51 1.14 55.8 4.02 1.12 Saimiri boliviensis 24.1 3.18 0.51 Aotus trivirgatus 13.2 2.58 0.63 Saguinus oedipus 10 2.3 0.46 Leontopithecus rosa 12.2 2.5 0.6 Pithecia pithecia 30 3.4 0.64
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