Please help
Here are 3 scatter diagrams:
50
1001
50
90
40
80
40
70
30
60
30
50
X
X
20
40
20
X
30
ixdi
10
20
X
10
10X
0
00
10
40
50
05
2
4
6
8
10
Diagram C
20 30
0 10 20 30 40 50 60 70 80 90 100
Diagram A
Diagram B
a) What type of correlation is shown in diagram A?
b) What type of correlation is shown in diagram B?
c) What type of correlation is shown in diagram C?