a. Are the two variables associated? What is the strength and direction of the association? Write a short paragraph about your findings. b. Apply a test of significance for this relationship at co = 0.05. Summarize your findings.

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4. Aclassroom teacher wishes to know if there is an association between interest in Mathematics
and interest in Science. The scores of 10 randomly chosen high school seniors are presented
below. Higher scores mean highest interest in figures and science concepts.
Table 7.4 Associations of Scores of Ten High School Seniors in Two Variables
Interest in
Interest in
Student
Mathematics
Science
X
Y
A
23
92
B
21
85
20
83
D
19
79
E
18
84
F
15
75
G
15
85
H
14
82
I
13
70
11
68
a. Are the two variables associated? What is the strength and direction of the association?
Write a short paragraph about your findings.
b. Apply a test of significance for this relationship at co = 0.05. Summarize your findings.
Transcribed Image Text:4. Aclassroom teacher wishes to know if there is an association between interest in Mathematics and interest in Science. The scores of 10 randomly chosen high school seniors are presented below. Higher scores mean highest interest in figures and science concepts. Table 7.4 Associations of Scores of Ten High School Seniors in Two Variables Interest in Interest in Student Mathematics Science X Y A 23 92 B 21 85 20 83 D 19 79 E 18 84 F 15 75 G 15 85 H 14 82 I 13 70 11 68 a. Are the two variables associated? What is the strength and direction of the association? Write a short paragraph about your findings. b. Apply a test of significance for this relationship at co = 0.05. Summarize your findings.
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