Group Purchase price ($) Neutral 0.00 2.00 0.00 1.00 0.50 0.00 0.50 2.00 1.00 0.00 0.00 0.00 0.00 1.00 Sad 3.00 4.00 0.50 1.00 2.50 2.00 1.50 0.00 1.00 1.50 1.50 2.50 4.00 3.00 3.50 1.00 3.50 (c) State appropriate null and alternative hypotheses for comparing these two groups. (d) Perform the significance test at the a = 0.05 level, making sure to report the test statistic, degrees of freedom, and P-value. What is your conclusion? (e) Construct a 95% confidence interval for the mean difference in purchase price between the two groups.
Group Purchase price ($) Neutral 0.00 2.00 0.00 1.00 0.50 0.00 0.50 2.00 1.00 0.00 0.00 0.00 0.00 1.00 Sad 3.00 4.00 0.50 1.00 2.50 2.00 1.50 0.00 1.00 1.50 1.50 2.50 4.00 3.00 3.50 1.00 3.50 (c) State appropriate null and alternative hypotheses for comparing these two groups. (d) Perform the significance test at the a = 0.05 level, making sure to report the test statistic, degrees of freedom, and P-value. What is your conclusion? (e) Construct a 95% confidence interval for the mean difference in purchase price between the two groups.
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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