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From the data please state the intervals and what this tells us about the silver content between coins 1 and 2

From the data please state the intervals and what this tells us about the silver content between coins 1 and 2

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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From the data please state the intervals and what this tells us about the silver content between coins 1 and 2
E COINS (2).MWX Two-Sample T-Test and Cl: Coin1, Coin4 Hr: mean of Coin1 Pz: mean of Coin4 Difference: u1 - P2 Equal variances are assumed for this analysis. Descriptive Statistics Sample N Mean StDev SE Mean Coin1 9. 6.744 0.543 0.18 0.14 Coin4 7. 5.614 0.363 Estimation for Difference Pooled 90% Cl for StDev Difference 0.474 (0.709, 1.551) Difference 1.130 Test Ho ui - Pz = 0 Null hypothesis Alternative hypothesis Hi u-H2 0 T-Value DF P-Value 4.73 14 0.000
Transcribed Image Text:E COINS (2).MWX Two-Sample T-Test and Cl: Coin1, Coin4 Hr: mean of Coin1 Pz: mean of Coin4 Difference: u1 - P2 Equal variances are assumed for this analysis. Descriptive Statistics Sample N Mean StDev SE Mean Coin1 9. 6.744 0.543 0.18 0.14 Coin4 7. 5.614 0.363 Estimation for Difference Pooled 90% Cl for StDev Difference 0.474 (0.709, 1.551) Difference 1.130 Test Ho ui - Pz = 0 Null hypothesis Alternative hypothesis Hi u-H2 0 T-Value DF P-Value 4.73 14 0.000
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