Researchers are interested in comparing two floor waxes. Ten floors were chosen at random from a Brooklyn warehouse. Each floor was dividedinto two sections. One wax was applied to one section and the other wax was applied to the other section. After one week of wear, each section was tested for the amount of wax remaining. The results are presented in the table below. Floor 1 2 3 4 5 6 7 8 9 10 Wax 1: 34 56 45 72 28 86 78 64 58 97 Wax 2: 27 50 48 70 32 78 68 57 50 95 In this scenario, which test is likely to be most appropriate? Separate-variance t test for the difference between two means Pooled-variance t test for the difference between two means Z test for the difference between proportions Paired difference test
Researchers are interested in comparing two floor waxes. Ten floors were chosen at random from a Brooklyn warehouse. Each floor was dividedinto two sections. One wax was applied to one section and the other wax was applied to the other section. After one week of wear, each section was tested for the amount of wax remaining. The results are presented in the table below. Floor 1 2 3 4 5 6 7 8 9 10 Wax 1: 34 56 45 72 28 86 78 64 58 97 Wax 2: 27 50 48 70 32 78 68 57 50 95 In this scenario, which test is likely to be most appropriate? Separate-variance t test for the difference between two means Pooled-variance t test for the difference between two means Z test for the difference between proportions Paired difference test
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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- Researchers are interested in comparing two floor waxes. Ten floors were chosen at random from a Brooklyn warehouse. Each floor was dividedinto two sections. One wax was applied to one section and the other wax was applied to the other section. After one week of wear, each section was tested for the amount of wax remaining. The results are presented in the table below.
Floor |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
Wax 1: |
34 |
56 |
45 |
72 |
28 |
86 |
78 |
64 |
58 |
97 |
Wax 2: |
27 |
50 |
48 |
70 |
32 |
78 |
68 |
57 |
50 |
95 |
In this scenario, which test is likely to be most appropriate?
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