For the accompanying data set, (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y. Click here to view the data set. Click here to view the critical values table, Critical values for the correlation coefficient Data set Critical Values for Correlation Coefficient n 3 0,997 4 0.950 5 0.878 6 0.811 7 0,754 2 4 6 7 y 4 8 11 14 19 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 Print Done n
For the accompanying data set, (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y. Click here to view the data set. Click here to view the critical values table, Critical values for the correlation coefficient Data set Critical Values for Correlation Coefficient n 3 0,997 4 0.950 5 0.878 6 0.811 7 0,754 2 4 6 7 y 4 8 11 14 19 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 Print Done n
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 24PFA
Related questions
Question
Transcribed Image Text:(a) Draw a scatter diagram of the data. Choose the correct graph below.
A.
В.
C.
D.
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20-
Ay
20-
Ay
20-
Q
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0-
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10
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(b) By hand, compute the correlation coefficient.
The correlation coefficient is r=
(Round to three decimal places as needed.)
of
Transcribed Image Text:For the accompanying data set, (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y.
Click here to view the data set.
Click here to view the critical values table.
Critical values for the correlation coefficient
Data set
Critical Values for Correlation Coefficient
n
3
0.997
2
4
6
7
4
0.950
0.878
y
4
8
11
14
19
6.
0.811
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
Print
Done
26 0.388
27 0.381
28 0.374
29 0.367
30 0.361
n
Co
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