answered: Instructions: These are the four correlations problems in Ch
Instructions: These are the four correlations problems in Chapter 5 Lecture. Please compute r for each problem. The first subject name in Example 1 is Joyce; Example 2 Garret; Example 3 Meg; and Example 4 Ricky.
Please show ALL work for each problem:
SUMX; SUMY; SUMXY; SUMXsquared; SUMYsquared; Answer for rxy using the formula below. Please answers using the following formula:
1.
Problems -X
Test Score-Y
Joyce
5
10
Ed
7
15
Adline
3
6
Scott
0
5
John
2
8
Britt
10
18
2.
Health -X
Foods-Y
Garret
16
29
Nate
20
22
Brooke
9
37
Andrea
8
34
Bill
2
26
Travis
13
29
3.
Lessons -X
Art Ability Y
Meg
30
7
Bernadette
17
10
Lisa
1
7
Kim
5
9
Bert
42
6
4.
Hours of Rec.-X
Serenity-Y
Ricky
2
1
Lisa
4
2
Dessa
3
3
Brian
5
4
Michelle
6
5
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