Seven people were tested on three different levels of a new injection machines to assess for pain response. Is there any difference in the pain level based on machine level?   Person Level 1 Level 2 Level 3   1 2 3 4 5 6 7 2 5 11 7 0 1 3 11 8 10 10 14 6 16 18 15 21 16 19 22 18 ΣX2 = 3497

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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Seven people were tested on three different levels of a new injection machines to assess for pain response. Is there any difference in the pain level based on machine level?

 

Person

Level 1

Level 2

Level 3

 

1
2
3
4
5
6
7

2
5
11
7
0
1
3

11
8
10
10
14
6
16

18
15
21
16
19
22
18


ΣX2 = 3497

 

 

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