You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002. For the context of this problem, μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0Ho:μd=0 Ha:μd≠0Ha:μd≠0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 48 70.5 32.9 78.5 35.3 55.3 38.1 73.1 49.5 74.7 53.6 77.5 46.4 40.6 32.9 66 43.2 65.7 39.8 61.7 57.6 72.4 40 63.2 49.5 23.5 56.5 58.7 49.7 69.1 46.1 57.5 48.5 57.1 55.1 49.3 37.7 6.4 What is the test statistic for this sample? test statistic = What is the p-value for this sample? p-value =
You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002. For the context of this problem, μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and the second data set represents a post-test. Ho:μd=0Ho:μd=0 Ha:μd≠0Ha:μd≠0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: pre-test post-test 48 70.5 32.9 78.5 35.3 55.3 38.1 73.1 49.5 74.7 53.6 77.5 46.4 40.6 32.9 66 43.2 65.7 39.8 61.7 57.6 72.4 40 63.2 49.5 23.5 56.5 58.7 49.7 69.1 46.1 57.5 48.5 57.1 55.1 49.3 37.7 6.4 What is the test statistic for this sample? test statistic = What is the p-value for this sample? p-value =
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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You wish to test the following claim (HaHa) at a significance level of α=0.002α=0.002. For the context of this problem, μd=μ2−μ1μd=μ2-μ1 where the first data set represents a pre-test and the second data set represents a post-test.
Ho:μd=0Ho:μd=0
Ha:μd≠0Ha:μd≠0
You believe the population of difference scores is
pre-test | post-test |
---|---|
48 | 70.5 |
32.9 | 78.5 |
35.3 | 55.3 |
38.1 | 73.1 |
49.5 | 74.7 |
53.6 | 77.5 |
46.4 | 40.6 |
32.9 | 66 |
43.2 | 65.7 |
39.8 | 61.7 |
57.6 | 72.4 |
40 | 63.2 |
49.5 | 23.5 |
56.5 | 58.7 |
49.7 | 69.1 |
46.1 | 57.5 |
48.5 | 57.1 |
55.1 | 49.3 |
37.7 | 6.4 |
What is the test statistic for this sample?
test statistic =
What is the p-value for this sample?
p-value =
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