Example 15.11) The following table shows the marks obtained in two tests by 10 students: Marks in Ist Test (X) 9. 8 8 7 6. 10 4 9. 7 Marks in 2nd Test (Y) 7 7 10 8 10 6. 6. (a) Find the least square regression line of Y on X. (b) Test the hypothesis that marks in the two tests are linearly related.
Example 15.11) The following table shows the marks obtained in two tests by 10 students: Marks in Ist Test (X) 9. 8 8 7 6. 10 4 9. 7 Marks in 2nd Test (Y) 7 7 10 8 10 6. 6. (a) Find the least square regression line of Y on X. (b) Test the hypothesis that marks in the two tests are linearly related.
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.CR: Review Exercises
Problem 62CR
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![Example 15.11) The following table shows the marks obtained in two tests by 10 students:
Marks in Ist Test (X)
9.
8.
8
7
6.
10
4
7
Marks in 2nd Test (Y)
8
7
10
8
10
9.
8
6.
(a) Find the least square regression line of Y on X. /
(b) Test the hypothesis that marks in the two tests are linearly related.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3bd57f3b-93e2-48a1-ab28-c4bc8366c12d%2Fb8c6abf8-63e7-4035-a052-45d7267f29ed%2Fl3dfe44_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Example 15.11) The following table shows the marks obtained in two tests by 10 students:
Marks in Ist Test (X)
9.
8.
8
7
6.
10
4
7
Marks in 2nd Test (Y)
8
7
10
8
10
9.
8
6.
(a) Find the least square regression line of Y on X. /
(b) Test the hypothesis that marks in the two tests are linearly related.
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