Data set X 7 6 6 7 y 3 7 6 9 05 9 5 Print Done - ☑
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
For the accompanying data set, (a) draw a scatter diagram of the data, (b) compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y.
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Critical Values for Correlation Coefficient
|
n
|
|
|---|---|
|
3
|
0.997
|
|
4
|
0.950
|
|
5
|
0.878
|
|
6
|
0.811
|
|
7
|
0.754
|
|
8
|
0.707
|
|
9
|
0.666
|
|
10
|
0.632
|
|
11
|
0.602
|
|
12
|
0.576
|
|
13
|
0.553
|
|
14
|
0.532
|
|
15
|
0.514
|
|
16
|
0.497
|
|
17
|
0.482
|
|
18
|
0.468
|
|
19
|
0.456
|
|
20
|
0.444
|
|
21
|
0.433
|
|
22
|
0.423
|
|
23
|
0.413
|
|
24
|
0.404
|
|
25
|
0.396
|
|
26
|
0.388
|
|
27
|
0.381
|
|
28
|
0.374
|
|
29
|
0.367
|
|
30
|
0.361
|
Question content area bottom
Part 1
(a) Draw a scatter diagram of the data. Choose the correct graph below.
(b) Compute the correlation coefficient.
The correlation coefficient is
requals=enter your response here.
(Round to three decimal places as needed.)
Transcribed Image Text:Data set
X
7 6
6
7
y
3
7
6
9
05
9
5
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