Do the three treatments differ significantly from one another at pre-test? α=0.05
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 10CT
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Question
1. Do the three treatments differ significantly from one another at pre-test? α=0.05
Transcribed Image Text:Treatment
Gender
Pre score Post score
IQ
hours studied
1.00
1.00
9.40
10.80
111.00
5.00
1.00
1.00
8.60
9.20
114.00
6.00
1.00
1.00
11.10
13.30
111.00
5.00
2.00
1.00
11.60
14.20
106.00
5.00
2.00
1.00
9.80
11.30
107.00
6.00
2.00
1.00
4.70
12.00
112.00
7.00
3.00
1.00
8.20
12.50
115.00
5.00
3.00
1.00
12.40
11.70
115.00
6.00
3.00
1.00
7.30
10.40
107.00
7.00
1.00
2.00
6.40
11.70
98.00
2.00
1.00
2.00
12.90
15.80
128.00
9.00
1.00
2.00
9.40
10.80
95.00
5.00
2.00
2.00
8.20
10.40
103.00
6.00
2.00
2.00
5.60
7.50
78.00
4.00
2.00
2.00
6.00
4.50
90.00
4.00
3.00
2.00
8.20
8.00
86.00
3.00
3.00
2.00
10.30
10.80
115.00
6.00
3.00
2.00
8.20
8.00
90.00
5.00
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